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人教版九年级英语上册第二单元单词Unit 2 I think that mooncakes are delicious!1. lantern /ˈlæntən/ 灯笼-例句：There are many beautiful lanterns in the park.（公园里有许多漂亮的灯笼。
）2. stranger /ˈstreɪndʒə(r)/ 陌生人-例句：Don't talk to strangers.（不要和陌生人说话。
）3. relative /ˈrelətɪv/ 亲属；亲戚-例句：I visited my relatives during the holiday.（我在假期里拜访了我的亲戚。
）4. put on 增加（体重）；发胖；穿上-例句：She has put on some weight.（她体重增加了一些。
）-例句：Put on your coat. It's cold outside.（穿上你的外套。
外面很冷。
）5. pound /paʊnd/ 磅（重量单位）；英镑（英国货币单位）-例句：The box weighs five pounds.（这个盒子重五磅。
）6. folk /fəʊk/ 民间的；民俗的-例句：folk music（民间音乐）7. goddess /ˈɡɒdes; ˈɡɒdəs/ 女神-例句：She is regarded as a goddess.（她被视为女神。
）8. whoever /huːˈevə(r)/ 无论谁；不管什么人-例句：Whoever comes will be welcome.（无论谁来都将受到欢迎。
）9. steal /stiːl/ 偷；窃取-例句：Someone stole my wallet.（有人偷了我的钱包。
）10. lay /leɪ/ 放置；安放；产（卵）；下（蛋）-例句：She laid the book on the table.（她把书放在桌子上。
人教版丨九年级上册英语2单元短语/句型/词汇与句式精讲Unit2 知识梳理Unit2 I think that mooncakes are delicious!【重点短语】1.put on 增加（体重）；发胖2.care about 关心；在乎3.end up 最终成为，最后处于4.not only ……but also……不但……而且……5.shoot down 射下ed to do 过去常常做……7.remind sb. of 使某人想起8.give out 分发发放9.the water festival 泼水节10.the Chinese spring festival 中国春节11.next year 明年12.sound like 听起来像13.each other 互相彼此14.in the shape of 以……的形状15.on mid-autumn night 在中秋之夜16.fly up to 飞向y out 摆开布置e back 回来19.as a result 结果因此20.Mother’s day 母亲节21.more and more popular 越来越受欢迎22.think of 想起;认为;思考23.dress up 装扮穿上盛装24.the importance of ……的重要性25.make money 挣钱26.in need 需要帮助处于困境中27.between …and…在……和……之间28.the dragon boat festival 龙舟节29.the lantern festival 元宵节30.like best 最喜欢31.go to …for a vacation 去……度假32.be similar to 与……相似33.wash away 冲走洗掉34.Mid-autumn festival 中秋节35.shoot down 射下36.call out 大声呼喊37.the tradition of ……的传统38.at night 在夜里; 在晚上39.one…，the other…一个……，另一个…...40.Father’s day 父亲节【重点句型】1. I think that they’re fun to watch.我认为它们看着很有意思。
Unit2 知识要点梳理【短语归纳】1. the Lantern Festival 元宵节2. the Dragon Boat Festival 端午节3. the Water Festival 泼水节4. be fun to watch 看着很有意思5. eat five meals a day 一天吃五餐6. put on five pounds 体重增加了五磅7. in two weeks 两星期之后8. be similar to... 与.......相似17. end up最终成为;最后处于18. share sth. with sb. 与……分享……19. as a result 结果20. dress up 乔装打扮21. haunted house 鬼屋22. call out 大声呼喊23. remind sb. of 使某人想起24. sound like 听起来像 25. treat sb. with. 用/以……对待某人26. the beginning of new life 新生命的开始【考点详解】1. What + a(n) + 形容词+ 可数名词的单数形式+主语+谓语+其他）！多么……的……!2. How + 形容词/副词（+主语+谓语+其他）！ ……多么……!3. be going to 将要/打算……4. in + 时间段在……后5. give sb. sth.=give sth. to sb. 给某人某物；把某物给某人6. plan to do sth. 计划做某事7. refuse to do sth. 拒绝做某事8. one of + 名词复数形式 ……之一【重点语法】一. 宾语从句宾语从句在复合句中作主句的宾语。
三大考点：引导词、时态和语序。
其中，语序必须是陈述句语序。
1. 常由下面的一些词引导：①由that 引导，表示陈述意义，that可省略He says (that) he is at home. 他说他在家里。
人教版九年级英语上册Unit 2单词及重点短语（附例句）Unit2 I think that mooncakes are delicious!【重点单词】1.Mooncake ['mu:nkeɪk] n. 月饼△The moon cake made by grandma is delicious!奶奶做的月饼味道美极了。
△People gather around the table to eat moon cakes and enjoy the moon on the 15th of August every year.每年8月15日，人们围坐在桌子旁吃月饼，赏月。
ntern [ˈlæntə(r)n] n. 灯笼△Red lanterns are hung on both sides of the street on the Lantern Festival. 元宵节的时候，街道两旁都挂着红灯笼。
3.stranger [ˈstreindʒə(r)] n. 陌生人△Don't talk to strangers.不要和陌生人说话。
△How many strangers have come to our community today?今天有多少陌生人来到我们的社区?4.relative [ˈrelətiv] n. 亲属；亲戚△On the first day of new year's day, our parents took us to visit relatives. 在元旦的第一天，我们的父母带我们去拜访亲戚。
5.put on 增加（体重）；发胖△During the outbreak, many people put on a lot of weight. 在疫情爆发期间，很多人的体重都增加了很多。
6.pound [paund] n. 磅（重量单位）；英镑△Grace has 500 pounds.格蕾丝有500英镑。
人教版九年级上册英语第二单元笔记一、常用词组1. the Lantern Festival 元宵节2. visit friends and relatives 走亲访友3. put on five pounds 体重增加5磅4. like the Dragon Boat Festival best最喜欢端午节5. the hottest month of the year一年当中最热的月份6. be similar to 与……相似7. throw water at each other 互相泼水8. celebrate the MidAutumn Festival庆祝中秋节9. for centuries 长达数个世纪10. be in the shape of 呈现……的形状11. the most touching 最令人感动的12. shoot down 射下(shoot 过去式：shot；过去分词：shot)13. live forever 长生不老14. refuse to do sth.拒绝做某事15. lay out the dessert(s) in the garden在花园里摆放出甜食16.the tradition of admiring the moon赏月的传统17. the haunted house 鬼屋18. dress up as ghosts 打扮成鬼19. play a trick on sb. 捉弄某人20. the importance of sharing 分享的重要性21. a novel written by... 由……写的小说22. treat others nicely 善待他人23. the Christmas Eve 圣诞前夕24. be punished 被惩罚25. warn sb.(not) to do sth.警告某人(不要)做某事26. end up like him 结局像他那样27. expect sb.to do sth. 期待某人做某事28. remind sb.of sth. 提醒某人某事29. give gifts to people in need把礼物送给需要的人30. treat everyone with kindness and warmth用善良和温暖对待每个人31. spread love and joy传播爱和快乐32. the beginning of the new life新生活的开始二、重点句型1. Bill wonders whether they'll have zongzi again next year. 比尔想知道他们明年是否还会再吃粽子。
第二单元主题：My day（我的一天）内容：一、新词汇和短语1. get up2. have breakfast3. go to school4. have classes5. have lunch6. do homework7. watch TV8. go to bed二、句型与语法1. What do you usually do in the morning?2. When do you have breakfast?3. What time does your school start?4. I have lunch at twelve o'clock.5. I watch TV for an hour in the evening.6. I go to bed at ten o'clock.三、学习目标1. 学习描述一天的活动2. 学会使用一般现在时态来描述日常活动3. 能够用英语描述自己的一天四、学习重点与难点1. 一般现在时的使用2. 表达时间的用法3. 描述生活中的日常活动五、教学策略1. 通过图片、视频等多媒体教学方式引导学生学习日常活动的表达2. 利用小组活动，让学生通过互动讨论，提高口语表达能力3. 对一般现在时的特殊疑问句进行针对性讲解六、教学过程1. 每节课开始前，教师可以播放与日常活动相关的视频或动画，引导学生进入学习状态2. 引导学生用一般现在时描述自己的一天，鼓励他们用英语对日常活动进行描述3. 引导学生用英语向同桌介绍自己的一天，让学生在实践中掌握所学知识4. 听写一些日常活动相关的单词和短语，巩固学生的词汇掌握能力5. 组织角色扮演活动，让学生在实际运用中巩固所学的日常活动相关知识七、教学资源1. 多媒体设备（投影仪、电脑等）2. 有关日常活动的图片、视频资料3. 与日常活动相关的英语课文4. 学生教材和练习册八、教学反馈1. 通过课堂练习和作业检查，及时发现学生的问题，及时调整教学内容和方法2. 鼓励学生积极参与课堂讨论和活动，增强学生的学习兴趣3. 对学生的口语表达进行及时纠正和指导，提高他们的口语表达能力九、教学评估1. 课后作业检查2. 学生参与度评估3. 学生口语表达能力评估十、教学反思与改进1. 教师需要根据学生的实际情况，不断调整和改进教学方法2. 细化教学过程，提供更多的实际练习机会，帮助学生更好地掌握所学知识3. 不断提高教学质量，让学生在轻松愉快的氛围中学好英语结尾：通过这样的教学设计和教学过程，可以让学生在轻松愉快的氛围中学好英语，提高他们的口语表达能力和日常生活中的交际能力。
人教版九年级上册英语Unit2 知识点及习题知识要点&相关习题重点短语和核心知识点：ed to do 过去常常2.be used to doing … 习惯于作3.be used to do 被用来作4.pay ( more )attention to sth. ( doing sth.)对…（更加）注意5.give up doing = stop doing 放弃做…6.instead of ( doing ) … 代替, 而不是7.lose interest in 对…失去兴趣8.be afraid ( terrified ) of doing sth. 惧怕做9.be terrified of sth. / sb.=be afraid of 惧怕某人/ 物…10.go to sleep = fall asleep 入睡11.all the time = always 一直,总是12.with the lights on 开着灯…．13.with the door open ( closed ) 开（关）着门14.take the bus to school = go to school by bus 坐公车去上学15.spend time doing = take time to do 花时间做… 16.go right home 直接回家17.daily life 日常生活18.chat with sb. about sth 和…聊关于…19.in the last ( past ) few years 在过去的几年里（用于现在完成时）20.make you stressed out 使你紧张21.all day (long) = the whole day 整天22.as +原级+ as sb. can / could =as+原级+ as possible 尽可能…地23.in the end = at last = finally 最后,终于24.to one’s surprise 令某人吃惊的是25.in surprise 吃惊地26.even though = even if 尽管27.no longer = not… any longer 不再28.no more=not… any more 不再29.take pride in = be proud of 对…感到自豪30.the pride of 是…的骄傲31.change one’s life 改变某人的生活32.change one’s mind 改变某人的主意33.an eight-year-old boy 一个八岁大的男孩子34.after his father's death a few years ago 在几年前他爸死后35.can /can't afford to buy …能／不能买得起…36.get into trouble 遇到麻烦37.be in trouble 处于困境中38.waste time （money ）浪费时间39.It is necessary to do… 做…是必要的一. 核心知识点1. used to 过去常常做某事,暗指现在已经不存在的动作或状态. 后跟动词原形.或usedn’t to否定形式为: didn’t use to或Used…to…？疑问形式为: Did…use to…?*be/get used to 习惯于, to 为介词.I’m used to getting up early. I get used to gettingup early.2. wear 表示状态. put on 表示动作. dress + 人给某人穿衣服.3. on the swim team on 是…的成员,在…供职.4. Don’t you remember me? 否定疑问句.Yes, I do. 不, 我记得. No, I don’t是的, 我不记得了.5. 反意疑问句:①陈述部分的主语为this, that, 疑问部分主语用it; 陈述部分主语用these, those, 疑问部分用they 做主语.it? Those are your parents, aren’ｔthey?例: This is a new story, isn’ｔ②陈述部分是there be 结构, 疑问部分仍用there例: There was a man named Paul, wasn’t there?③ I am 后的疑问句, 用aren’t I ?例: I am in Class 2, aren’t I?④陈述部分与含有not, no, never, few, little, hardly, seldom, neither, none 等词时,疑问部分用肯定.例: Few people liked this movie, did they?但陈述句中若带有否定前缀或后缀的单词时, 这个句子仍视为肯定, 后面仍用否定.she?例: Your sister is unhappy, isn’ｔ⑤陈述部分的主语若为不定式或V-ing 短语, 疑问部分主语用it.it?例: To spend so much money on clothes is unnecessary, isn’ｔ⑥陈述句中主语是nobody, no one, everyone, everybody 等指人的不定代词时,疑问部分用they做主语; 若陈述部分主语是something, anything, noting, everything 等指事物的不定代词时, 疑问部分用it 做主语.例: Nobody says one word about the accident, do they?it?Everything seems perfect, doesn’ｔ⑦当主语是第一人称I时, 若谓动为think, believe, guess 等词时, 且其后跟宾丛,这时疑问句部分的人称, 时态要与宾语从句保持一致, 同时还要考虑否定转移.think he can finish the work in time, can he?例: I don’ｔ开头时, 后用shall we?)⑧前面是祈使句, 后用will you? (let’s6. be terrified of 害怕的程度比be afraid of 深.7. miss: ①思念, 想念例: I really miss the old days.②错过, 未中, 未赶上, 未找到. 例: It’s a pity that you miss the bus.8. no more (用在句中)=not…any more (用在句尾) 指次数;no longer (用在句中)=not…any longer (用在句尾) 指时间.9. right: ① adj. 正确的, 对的, 右边的② n. 右方, 权利③ adv. 直接地.10. It seems that Yu Mei has changed a lot. = Yu Mei seems to have changed a lot.11. afford + n. /pron. afford + to do 常与can, be able to 连用.例: Can you afford a new car?The film couldn’t afford to pay such large salaries.12. as well as 连词, 不但…而且… 强调前者. (若引导主语, 谓动与前者在人称和数上一致例: Living things need air and light as well as water. 生命不仅需要水, 还需要空气和阳光.13. alone = by oneself 独自一人. lonely 孤独的, 寂寞的.14. in the last/past + 一段时间during the last/past + 一段时间与现在完成时连用.15. die (v.) dead (adj.) death (n.) dying (垂死的＊＊＊＊相关习题：＊＊＊一．补写单词：1.I’m a ___ of the dog .2.But now I’m more i_____ in the music .3.I u____ to be really quiet . Now I’m outgoing .4.I h____ to go out . It’s time for class.5.They are very f______6.Do you like c____ gum a lot ?7.Can you tell us what you used to be l____?8.We are having a music c _______.一．汉译英：1．人教版九年级上册英语Unit2 知识点及习题2．我对英语很感兴趣。
人教版九年级英语上册第二单元学习目标1.掌握描写人物的技巧和词汇。
2.掌握下列知识点：■重点词汇：sure, used，airplane, terrify on■重点短语：①used to②wait a minute③play the piano④be interested in⑤on the swim team①be terrified of②go to sleep③be alone④be afraid of■重点句型：①Mario，you used to be sh ort, didn’t you?②Don't you remember me?③I go to sleep with my bedroom 1ight on.■语法：used to句式的用法预习导学Ⅰ.英汉短语互译。
1.过去经常2.on the swim team3.弹钢琴4.wait a minute5.对……感兴趣Ⅱ.预习Section A（1a-2c）部分，完成下列句子。
6.I（过去）be short，but now I am tall.7.My sister used to（害怕）the dark.8.He used to be quiet，（是吗）?合作研讨一、重点单词与短语1.sure adv.的确【拓展】（1）be sure一定要；务必（2）make sure弄清楚；确保【跟踪训练】（1）人的确在变化。
People change.2.play the piano弹钢琴【精解】play与乐器类名词连用时，名词前要加定冠词the,而与球类名词连用时，名词前不要加定冠词the。
例如：play the violin拉小提琴；play soccer踢足球【跟踪训练】(2)她在四岁时学习弹钢琴。
She learned to at the age of four.3.be interested in对……感兴趣，后跟名词、代词、动名词或从句。
【拓展】其同义短语为take an interest in【跟踪训练】（3）我对他说的话感兴趣。
I what he said.4.terrify .使害怕；使恐惧例如：Don't terrify the lame boy with ghost stories.不要用鬼故事吓唬这个小孩。
【拓展】be terrified of意为“非常害怕的；极度恐惧的”，后跟名词、代词或动名词。
其同义短语为be afraid of。
【跟踪训练】(1)She used to be afraid of snakes（同义句转换）She used to snakes.5.alone adj & adv.独自；单独例如：The o1d man lives alone.那位老人单独居住。
【拓展】短语1eave/1et sb .alone意为“别打扰某人”。
【拓展】辨析：alone/1onelyalone意为“独自；单独”，不含有感情色彩；10nely指人孤独、寂寞，有浓厚的感情色彩。
【跟踪训练】（2）尽管我独自居住，但我并不感到孤独。
Although I 1ive,I dont feel.二、重点句型与语法■句型1.Mario，you used to be short，didn't you?玛利奥，你过去个子矮，是不是?【精解】used to意为“过去经常；以前常常”，后跟动词原形，“used to do sth.”这一结构表示“过去常常做某事”，暗指现在不再做了。
【跟踪训练】（1）他以前放学后常常踢足球。
He play soccer after schoo1.【辨析】used to do/be(get)used to doing/be used to do/be used for/be used by①be（get）used to doing意为“习惯于……”，短语中的to为介词，后跟动名词。
②be used to do意为“被用来做某事”；be used for意为“被用于做某事”,后跟动名词；be used by意为“被……使用”,后跟动作的执行者。
三个短语都是use的被动语态。
【跟踪训练】(2)我爸爸以前常常晚饭后看电视，现在他习惯于散步。
My father watch TV after supper.Now he taking a walk.(3)刀被用来切东西。
Knives cutting things。
2.I go to sleep with my bedroom light on.我开着卧室的灯睡觉。
【精解】①go to sleep意为“入睡；睡着”，指渐渐睡着的过程。
【辨析】go to bed/go to sleep/sleep/asleepgo to bed指“上床睡觉；就寝”，强调动作；go to sleep指“入睡”，强调过程；sleep v.意为“睡觉”，be sleeping正在睡觉；asleep adj.意为“睡着的”，强调“睡着的”状态，短语：fall asleep入睡；be asleep睡着。
【跟踪训练】(1)Don't rum on the TV. Grandma now.A. is sleepingB. will sleep C .slept D. sleeps【精解】②with my bedroom light on意为“开着卧室的灯”’on为形容词，意为“开着的；接通的；工作着的”。
【拓展】turn on打开（电器、电源等）；on TV通过电视；on the swim team在游泳队；on Monday morning在星期一早上【跟踪训练】(2)房间的灯亮着，我想他可能在家。
The light is in the room. I think he might be at home.【拓展】“with+名词+介词/形容词”结构，在句中作状语，表示伴随状况。
【跟踪训练】(3)夏天我喜欢开着窗子睡觉。
I like to sleep the window in summer.(4)老师手里拿着一本书走进了教室。
My teacher went into the classroom a book his hand.■语法used to结构①used to的用法used to表示“过去经常；以前常常”，指过去的习惯性动作或状态，现在已不再存在，其中to是动词不定式符号，后接动词原形。
例如：Mother used to get up early.我妈妈过去经常起得很早。
②一般疑问句：Used sb to...或Did sb use to...否定句:used to的否定形式为didn't use to或usedn't to，口语中常用usedn't to。
【跟踪训练】(1)He used to be outgoing；（变为否定句）He be outgoing.③反意疑问句：含有used to的句子，其反问部分用didn't或usedn't。
【跟踪训练】(2)他过去吸烟，是吗?He used to smoke，?④there used to be意为“过去曾经有”。
【跟踪训练】(3)这座房子前面曾经有一棵大树。
a tall tree in front of the house.当堂检测一．根据所给的词的正确形式填空1..You 1ike music. What about（she）?2.He's afraid（swim）in the river.3.Lucy was（terrify）by what I said just now.4.Are you afraid of（be）alone?二.根据汉语提示完成句子1.请等一会儿，汤姆马上来。
P1ease.Tom is coming at once.2.难道你不记得我的名字了吗?you my name?3.我喜欢游泳，我在游泳队。
I 1ike swimming and I am.4.你过去常常踢足球吗?you play football?5.他以前经常在电视上观看NBA比赛。
He used to NBA games.6.我喜欢开着卧室的灯睡觉。
I 1ike to sleep my bedroom light.7.你过去常常留长发吗?you to have long hair?rry现在仍然害怕在众人面前说话。
Larry is still speaking in front of a group三．.单项选择（）1.She in a toy factory，but now she has a shop of her own.A. is used to work B .was used to work C. used to working D. used to work（）2.—The elector fan can blow away the terrible smell in the room，can it?—It is hard to say，but you may have a try.A .easily B. hardly C. quickly D .finally（）3.There a swimming poo1 here.A. used to have B .was used to be C .used to be D. is used to having（）4.—Don't you like playing soccer? —.I often play after schoo1.A. Yes，I doB. No I don'tC. Yes，I don'tD.NO,I do（）5.—I used to go out for a walk after supper. —.A. So do I B So did I C So can I D .So am I（）6.I don't 1ike to go to sleep the 1ight on.A. inB. to C with D .and（）7.My teacher often tells us not to be afraid of mistakes.A. doB. doingC. make D .making（）8.His brother is good at football，and he is his schoo1 team.A. atB. inC. onD. of（）9.I used to late，but nom I am used to early.A. get up；get upB. get up；g etting upC. getting up；get up D .getting up；getting up（）10.—Oh，Steve. Overhere. Don't yon remember me? —.You’re Paula，aren't you?A .Yes，I didn'tB .Yes，I do C.NO，I do D.NO，I did（）11.The o1d man 1ives，but he never feels.A. alone；a1oneB. lonely；1onelyC.1onely；a1oneD.alone；lonely（）12.DaVid hardly has time for party，he?A. don'tB. doesn'tC. doesD. do（）13.Today computers in both cities and towns.A. were usingB. are usedC. were usedD. are using（）14.Mrs White a reporter .She has retired.A. used to beB. uses to beC. is used to beD. used to（）15.We in this pool when we were young，but now is fish.A. are used to Swim；used to B .are used to swimming；is used to keepC. used to swim；used to keep D .used to swim；is used for keeping四．.用所给单词的适当形式填空Mr Turner used11 （go）fishing in the countryside every week. It was his favorite sport. He often fished for several hours without12 （catch）anything at a11.But this didn't worry him .He always went with an empty bag.” You must give up13 （fish），”his friends said.” It’s a waste of time.” But they don't realize net hinging only enjoy14 （sit）in a boat and doing nothing at a11.Fishing can make me15 （forget）the noise of the city and 1ive quietly for some time. “He always said to himself.11.12.13.14.15.五．完形填空Sixty years ago，Guangzhou was a small and poor city. People in the city 1ived a6 life. People7 o1d c1othes and the co1or of their clothes was very single. People always ate fish and vegetables because they were8They ate other meat only at the9.The buildings in Guangzhou10 o1d and small.Now11years has passed. People's 1ife has changed12.When you walk on the street，you can see many tall buildings .Many of them are more than twenty13.The people there wear co1orful and beautiful clothes and they also wear c1othes made 14the world. They can also eat many kinds of foreign food. They can eat a11 kinds of meat 15any time when they 1ike.Who has made these changes a11 a-above? Our great government! The government always puts people in the first place when making po1icy（政策）.（）6.A.hard B. rich C. happy D. good（）7.A.put B .wore C .made D. bough（）8.A.dear B. poor C. cheap D. beautiful（）9.A.day B. night C .morning D .festival（）10.A.were B .are C .is D .was（）11.A.twenty B. sixty C .fifty D .thirty（）12.A.a few B. kinds Of C. a lot D lots of（）13.A.house B. room C. family D .floors（）14.A.a11 over B. more than C. over there D .too many（）15.A.on B. in C .at D .of七．.阅读理解I used to travel by air a great deal when I was a boy. My parents used to 1ive in South America and I used to fly there from Europe in the ho1idays.A flight attendant Would take charge of me and I never had an unpleasant experience.1 am used to traveling by air and only on one occasion have I ever felt frightened. After taking off，we were flying low over the city and slowly gaining height, when the plane suddenly turned round and flew back to the airport. While we were waiting to land，flight attendant to1d us to keep calm and to get off the plane quickly as soon as it had touched down .Everyone on board was worried and we were curious to find out what had happened. Later we learnt that there was a very important people on board. The po1ice had been to1d that a bomb had been planted on the plane. After we had1anded，the plane was searched thoroughly（彻底地）.Fortunately，nothing was found and five hours 1ater we were able to take off again.根据短文内容，判断正（T）误（F）（）16.The writer used to take the bus when he was a boy.（）17.The writer's parents used to 1ive in South Africa.（）18.While they were waiting to 1and，an airhostess to1d them to be calna.（）19.Nothing was found and nine hours later they could take off again.（）20.There was really a bomb on the plane.。
