期末一答案
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《概率论与数理统计A 》期末习题一答案一、简答题(本题满分30分,共含6小题,每小题5分)1、设A ,B 为随机事件,A 与B 相互独立,2.0)(=A P ,4.0)(=B P ,求()P AB 。
解:32.04.08.0)()()(=⨯==B P A P B A P 。
(5分)2、设随机变量X 的概率密度为⎩⎨⎧<<=其他 010 )(x cx x f ,求常数c 的值。
解:121)(1===⎰⎰+∞∞-c dx cx dx x f ,因此2=c 。
(5分) 3、 已知随机变量)4,1(~N X ,求}21{<<X P 。
解:()021}21221211{}21{Φ-⎪⎭⎫⎝⎛Φ=-<-<-=<<X P X P (3分) 1915.05.06915.0=-=。
(2分)4、设随机变量X 和Y 相互独立,)4,3(~N X ,)9,2(~N Y ,求变量12+-=Y X Z 的数学期望和方差。
解:()()()()51261212=+-=+-=+-=Y E X E Y X E Z E ; (2分)()()()()25916412=+=+=+-=Y D X D Y X D Z D 。
(3分) 5、 已知10个产品中有3个次品,现从中有放回地取3次,每次任取1个,求所取的3个产品中恰有2个次品的概率。
解:设X :所取得3个产品中次品的个数,则⎪⎭⎫⎝⎛103,3~B X (2分)1000189107103}2{223=⎪⎭⎫ ⎝⎛⋅⎪⎭⎫ ⎝⎛⋅==C X P (3分) 6、设随机变量X 、Y 相互独立,且都服从标准正态分布,则Z(同时要写出分布的参数) ?~(1)t 。
(5分)二、(本题满分10分) 编号为1,2,3的三台仪器正在工作的概率分别为0.9,0.8和0.4,从中任选一台。
(1) 求此台仪器正在工作的概率;(2) 已知选到的仪器正在工作,求它编号为2的概率。
畅响假期三年级期末模拟一答案语文:一、根据语境写词语。
(10分)1、农忙季节又到了,大街上看不到人们在xián ɡuànɡ(),只有在农田里才看到他们ɡēnɡ yún()的身影。
2、园子里种了一棵yīng táo()树,我们常常用chú tou ()除草,拿着shuǐ piáo()给它浇水,施肥。
终于,果子成熟了,一个个yuánɡǔnɡǔn()的樱桃挂在树上,我们心里乐开了花。
3、春天到了,爷爷把我家院子后面的空地上的杂草bádiào (),用来种菜。
我用脚把那下了种的土窝一个一个地溜平,还东一脚西一脚地xiānào()。
几天后,爷爷种的菜发芽了,我和爷爷一起chǎn dì(),我往往把菜苗当做野菜个(ɡē diào),把野菜留着。
二、判断下列加点字读音的对错,正确的在括号里打“√”,错误的在括号里改正过来。
(8分)浩渺miǎo()万顷qīnɡ()耄耋zhì ()旖旎nǐ()葬zhànɡ身()瑞ruì士()无垠yín()玷zhàn污 ( )三、选择题。
(10分)1、下列选项中画线字读音完全正确的一项是()。
A、拴(shuān)着樱(yīn)桃B、河蚌(fēnɡ)逛(ɡuànɡ)街C、倭瓜(wō)葬(zànɡ)身D、萌(mēnɡ)动菜种(zhǒnɡ)2、下列对《祖父的园子》中句子理解有误的一项是()。
A、“因为我太小,拿不到锄头杆,祖父就把锄头杆拔下来。
”这一句说明祖父对“我”很疼爱。
B、“(我)往往把谷穗当作野草割掉,把狗尾巴草当作谷穗留着。
”这句话说明“我”做错了以后,祖父没有骂“我”,反而笑,对“我”很宽容。
C、“祖父把我叫过去,慢慢讲给我听,说谷子是有芒针的,狗尾草却没有,只是毛嘟嘟的,很像狗尾巴。
”这一句是说祖父教“我”认识谷子,对“我”很有耐心。
海淀区九年级第一学期期末语文试卷答案及评分参考2024. 01一、基础·运用(共14分)1.答案:B(2分)2.答案:(1)②(2)④(2分。
各1分)3.答案:C(2分)4.答案:D(2分)5.答案:(1)C(2分)(2)修改:亚运会杭州开幕式不仅是一场别开生面的视听盛宴,更是一次惊艳世界的科技大荟萃。
(2分。
一处1分)6.答案示例:开幕式展示了我国科技创新方面的丰硕成果,它们见证了祖国的飞速发展,每一个华夏儿女都感到无比自豪。
(2分。
内容1分,词语1分)二、古诗文阅读(共17分)(一)(共4分)7.答案:风正一帆悬(1分。
有错该空不得分)8. 答案:安得广厦千万间(1分。
有错该空不得分)9. 答案:①蒙络摇缀②参差披拂(共2分。
共2空,每空1分。
有错该空不得分)(二)(共6分)10.答案:①观②所见之景(2分。
每空1分)11.答案示例:曹诗以想象的笔法,描绘出大海吞吐日月星辰的宏大景象,抒发了诗人渴望一统天下、建功立业的豪壮情怀。
王诗描绘了一幅边塞风景图:青海湖乌云密布,连绵雪山一片黯淡,边塞孤城与玉门雄关千里遥望。
景象壮阔苍凉,侧面表现了战士们不畏戍边生活的艰苦孤寂、甘愿保家卫国的豪情壮志。
(4分。
景象2分,情怀2分。
意思对即可)第1页(共4页)(三)(共7分)12.答案:D(2分)13.答案:C(2分)14.答案要点:为学方面:虚心学习(或:善于取长补短),以学习为乐;育人方面:有教无类,因材施教。
(4分。
为学2分,育人2分。
一点1分,意思对即可)三、名著阅读(共5分)15.答案示例1:林冲因大雪到山神庙暂住,听见了陆谦等人设计要烧死自己,陷害自己的实情。
面对这一生死关口,他忍无可忍,提枪杀死三人,逃离草料场,后来投奔梁山。
林冲一反过去的安分守己、隐忍求全而变得果敢刚烈。
答案示例2:保尔在面对瘫痪失明这一人生关口时,克服肉体和精神的折磨,用收音机忘我学习,最后决定选择文学创作之路,开始写作小说《暴风雨所诞生的》。
七年级练习数学参考答案一、选择题二、填空题11. 1− 12. 答案不唯一,m 为负数即可 13. 两点之间,线段最短 14. 318422x x +=−15. >16. 4;1说明:第14题写出方程的解也给3分;第16题第一空1分,第二空2分.三、解答题17. 解:(1)()()3258⨯−−−+658=−++ ········································································2分 7=········································································3分(2)()21126|3|2⎛⎫⨯−+−÷− ⎪⎝⎭()1=12634⨯+−÷········································································2分 ()=32+−········································································3分 =1········································································4分18. 解:(1)原方程可化为:733x x +=− ········································································1分 102x = ········································································2分 5x =········································································3分(2)原方程可化为:2(1)512x x −=−− ········································································1分 22512x x −=−− ········································································2分 35x =− ········································································3分 53x =−········································································4分19. 解: 3()4418a b a b −+−+3()4()18a b a b =−+−+7()18a b =−+ ········································································2分因为3a b −=,········································································3分所以7()18211839a b −+=+=. ········································································4分即3()441839a b a b −+−+=.20. 解:(1)作图如图所示:作出点B (保留作图痕迹); ········································································1分作出符合条件的射线OP ; ········································································2分作出点C ,并连接CA ,CB ; ········································································3分 (2)<········································································4分21. 解:因为∠AOD 与∠BOC 互为补角, 所以∠AOD +∠BOC =180°.········································································1分因为∠AOD = ∠AOC+∠COD ,∠BOC = ∠BOD+∠COD , 所以∠AOC+∠COD+∠BOD+∠COD=180°. ················································2分因为∠AOC =20°,∠BOD =2∠COD , 所以20°+4∠COD=180°. ········································································3分 所以∠COD=40°.········································································4分答:∠COD 的度数为40°.CAP BMN O22.解:(1)由图可知AB=AC+CB .因为AB =12,AC =2,所以12210CB AB AC =−=−=. ··································································1分因为D 为线段BC 的中点, 所以1110522CD CB ==⨯=.········································································2分(2)当E 在点A 右侧时, 如图①.因为5AE CD ==,且AB =12,所以1257EB AB AE =−=−=. ········································································3分当E 在点A 左侧时, 如图②.因为5AE CD ==,且AB =12, 所以12517EB EA AB =+=+=. ····························································4分综上所述,EB 的长为7或17.23. 解:设还需要增加x 名文物修复师才能按时完成修复工作. ······························1分依题意列方程,得10×16720+20(16+x)720=1. ··········································3分解得 x =12.··································································4分答:还需要增加12名文物修复师才能按时完成修复工作.························5分24. 解:(1)132. ·················································································1分因为17−<,所以()1131&7722−=−+=.(2)若2x >,2&1x x =+,于是5213x x ++=,解得12x =,舍; ·····················2分 若2x =,2&2x x =+,于是5223x x ++=,解得2x =,成立; ·····················3分 若2x <,2&22xx =+,于是52223x x ++=,解得87x =,成立·····················4分所以x 的值为2或87. 图①ACED B图②ACD BE(3)32. ·················································································5分 25.解:(1)①15;·················································································1分②∠MON =∠BOC ;·····································································2分(2)解:0120 1.α︒<<︒当时,如图 因为 2AOB BOC αα∠=∠=,,所以3.22AOC AOB BOC ααα∠=∠++=∠=因为OM 平分∠AOC , 所以.1234MOC AOC α∠=∠=因为ON 平分∠BOC , 所以.1214NOC BOC α∠=∠=(说明:两次角平分线用对一次可给1分)所以311.442MON MOC NOC ααα∠−∠==∠−= ·············································4分120180 2.α︒<<︒当时,如图因为2AOB BOC αα∠=∠=,,所以360()3603.2AOC AOB BOC α∠=︒−∠+∠=︒−因为OM 平分∠AOC ,所以83.14102MOC AOC α∠=∠=︒−因为ON 平分∠BOC , 所以.1214NOC BOC α∠=∠=(说明:两次角平分线用对一次可给1分) 所以11.820MON MOC NOC α∠=∠+∠=︒− 综上所述,1801.2MON MON αα∠=∠=︒−或·············································6分26. (1)212x −=−;是. ·············································2分(2)因为点 A 和点B 分别表示的数为a ,b , 所以线段AB 的中点表示的数为2a bc +=. 图 1图 2因为a=0.5,所以0.52b c+ =.因为线段AB的美好点恰好是线段AB的中点,所以代入方程ax b ab+=得:0.5+0.50.52bb b⨯+=.·································3分解得:16 b=−.所以0.5126bc+==. ·······························································4分(3)46. ·················································································6分。
丰台区2023—2024学年度第一学期期末练习答案及评分参考九年级英语2024.01第一部分本部分共33题,共40分。
在每题列出的四个选项中,选出最符合题目要求的一项。
一、单项填空(每题0.5分,共6分)1. A2. C3. D4. D5. B6. D7. C8. A9. B 10. C 11. B 12. A二、完形填空(每题1分, 共8分)阅读下面的短文,掌握其大意,然后从短文后各题所给的A、B、C、D四个选项中,选择最佳选项。
13. A 14. B 15. C 16. D 17. D 18. C 19. B 20. A三、阅读理解(每题2分,共26分)21. D 22. B 23. A 24. A 25. C 26. C 27. B 28. B 29. C30. A 31. B 32.D 33.D第二部分本部分共5题,共20分。
根据题目要求,完成相应任务。
四、阅读短文,根据其内容回答问题。
(34-36题每题各2分, 37题4分, 共10分)34.Ochs received her bachelor’s degree in general studies and history in May, 2007.35. After the death of her husband, she started taking classes sometimes but not often in 1972 atDodge City Community College.36. Her words meant that people should take advantage of life’s opportunities and not wait untiltomorrow.37. Yes, I’d like to be a person like Nola Ochs. Because she loves to learn. Keeping learning canmake our life rich and colorful. And I can be a role model for my family members to encourage them to keep learning.五、文段表达(10分)38. Possible version:How is everything going? I’m inviting you to take part in our reading sharing activity. It will be held in our school library next Monday. It’ll start at 4 pm and remember not to be late.Students can get knowledge and pleasure by reading books. Some students love reading but they don’t have a place to exchange ideas on books, so we organize this activity to let students share their books and ideas. Besides, we hope that more students can enjoy reading books and they can find some good books to read.I advise you to bring your favorite book. You can introduce your book and share ideas with other students. You’d better take a pen and a notebook to write down some ideas you will get in the activity.Hope to hear from you soon.Yours,Li HuaFirstly, I put the waste into correct bins. So something like bottles can be recycled in our school. By doing so, I make our school cleaner and greener.Secondly, I turn off the lights when I leave the classroom. In this way, I can help our school to save electricity.Thirdly, when I drink water, I always use my own cup instead of paper cups.I am happy and feel proud of myself because I can help to make our school greener.书面表达评分标准。
管理经济学期末试卷一及答案一、填空题(每空2分,共20分)1. 管理经济学的基本分析方法有__________ 、________ 、_________ 。
2. 影响需求数量变动的因素有________________________ 、消费者收入水平、________ 、_______ 、广告费用和消费者预期等。
3. 技术进步可分为资本使用技术型进步、____________ 和________ 。
4. 影响投资收益的因素有现金流出、_____________ 和 ___________ 。
二、名词解释题(每小题3分,共15分)1. 收入效应2. 需求交叉弹性3. 机会成本4. 尾数定价5 •风险识别三、简答题(每小题5分,共20分)1. 一般商品的需求曲线是向右下方倾斜的,是否存在特例?简要说明。
2. 简述等产量曲线的类型。
3. 市场结构可分为哪几类?4. 简述投资项目的可行性研究。
四、论述题(每小题10分,共20分)1. 短期成本数据的收集和调整需要注意哪些问题?2. 增量分析法与成本加成定价法的主要区别是什么?什么情况下适用增量分析法?五、案例分析题(每小题25分,共25分)彩电市场的竞争调查显示,当前我国城市居民家庭的彩电拥有率已经达到了96.3%。
单从拥有率看,我国城市电视机市场已经饱和。
从电视机拥有量看,当前城市居民家庭中拥有1台彩电的家庭比重为63.7%,约有3成的居民家庭彩电拥有台数超过两台以上。
从全国范围看,不同地区、不同类型的城市居民家庭彩电拥有率基本接近,主要区别在于所拥有的彩电品牌、大小和类型。
1996年由长虹开始挑起价格战,中国彩电业进入一个微利行业时期,市场对企业不断进行大浪淘沙,据信息产业部资料显示,1995 年我国有91 家彩电企业,产量超过100万台的有10家;到2002年底,超过100万台生产规模的企业仍然有10家,但总数量却减少到了68家。
据分析,正是6年多的彩电价格竞争促使市场大踏步向强势品牌集中。
期末考试试卷一一、单项选择题(共5题,每题1分,共5分)1.()竭力追求夸张,同时具有堆砌、矫揉造作、富有戏剧性的装饰效果。
A.繁琐派B.纯艺术派C.现代派D.青年风格派2.建筑装设设计的主导因素是()。
A.光影要素B. 空间要素C.材料要素D. 色彩要素3.室内空间的处理方法有()。
A.分割B.切断C.通透D.以上都是4.三原色不包括()。
A.红色B. 黄色C.绿色D. 蓝色5.()是在顶棚和墙壁的角上安装向下发光的照明。
A.镶板式照明B.花檐照明C.发光顶棚照明D.满天星照明二、多项选择题(共5题,每题2分,共10分。
每题的备选答案中有2个或2个以上正确答案,少选或多选均不得分)6.建筑装饰设计按装饰空间位置分类可分为()。
A.室内建筑装饰设计B.室外建筑装饰设计C.居住类装饰设计D.公共类装饰设计7.装饰图案按存在形式可分为()。
A.日用品图案B.陈设品图案C.平面图案D.立体图案8.下列选项中属于按照人体工程学法则分类的是()。
A.人体类家具B.坐卧类家具C.建筑类家具D.装饰类家具9.办公室中办公桌的布置方式有()。
A.对面式B.同向式C.综合式D.不规则方式10.办公室噪声处理方式有()。
A.吸声处理B.隔声处理C.掩声处理D.让员工保持安静三、名词解释(共5题,每题2分,共10分)11.巴洛克风格建筑装饰“巴洛克”风格的形式以浪漫主义精神为基础,在构思上和古典主义的端庄、高雅、静态、理智针锋相对,倾向于热情、华丽和动态的美感。
它常用大理石、华丽多彩的织物、华贵的地毯、多姿曲线的家具,以及精美的油画和雕刻,使装饰风格显示出豪华、富丽的特点。
巴洛克风格在室内装饰上主要表现为:强调空间层次,追求变化与动感,打破建筑、雕刻、绘画之间的界限,使它们互相渗透;使用鲜艳的色彩,并以金银、宝石等贵重材料为装饰,营造出奢华的风格和欢快的气氛。
巴洛克风格标新立异、追求新奇,大量使用曲线,打破以往建筑的端庄严肃、和谐宁静的规则。
大学启示录:如何读大学期末考试答案1一、单选题 1 关于出国留学,对应现实性原则的是。
分? A、英语能力达到? 办理签证B、?C、是否有能力完成学业?D、家庭经济条件是否允许我的答案:D 2 关于近几年我国研究生报考情况的说法中,不正确的是。
分? A、免推保研人数比例增加? B、学术硕士与专业硕士招考人数比例一样?C、报考学生中因追求学术理想的占大多数?D、研究生报考和录取比例在3:1左右我的答案:C 3 大学生应认真对待毕业论文,原因是。
分? A、可以通过毕业论文提高自己的能力? B、可以通过毕业论文对大学学习进行梳理? C、是大学毕业的重要要求? D、以上都对我的答案:D 4 大学生参加社团的课题研究,应抱着的目的。
分? A、研究成果能保研? B、研究成果能申请专利? C、研究成果能发展兴趣? D、研究成果能带来名誉我的答案:C 5 我国大学的核心功能是。
分? 科学研究A、?B、人才培养? 社会服务C、? 以上都对D、我的答案:B 6 多数中国大学生的普遍共性是。
分? 目标清晰A、? 计划明确B、? C、计划与兴趣吻合? D、执行力较差我的答案:D 7 下列关于研究生免推入学的说法中,不正确的是。
分? A、免推并不意味着免试,被推学生仍然要参加面试?B、名校学生在免推中占有优势?C、获得免推资格的学生都被限制只能报考本校?D、一些高校会通过组织夏令营、秋令营的形式确定免推人选我的答案:C 8 大学生通过父辈关系就业属于行为。
分? 关系就业A、? 就业腐败B、? C、非公平就业? 以上都是D、我的答案:D 9 大学生充分利用研讨课的关键在于。
分?A、了解话题背景,获取相应信息?B、事先做好发言的准备?C、积极发言,参与其中? 以上都对D、我的答案:D 10 大学生可以通过来提升自己的艺术修养。
分? A、多看清宫戏等电视剧? B、多参与追星活动? C、选修与艺术有关的课程? 以上都对D、我的答案:C 11 应聘管理岗位对大学生在核心竞争力的方面要求会比较高。
2021-2022学年度第一学期小学二年级数学期末试卷班级:________ 姓名:________ 座号:________ 评分:___________一、我会算。
(16分)1.口算。
(9分)85+15=3×8=40-32=8×8=78-60=4×9=5×8=63-25=1×2=6×7=7×9=94-59=8-4+54=22+30+19=85-6×6=2.竖式计算。
(7分)52+18=55-36= 65+28-16=+ 1 8 - 3 6 + 2 8 - 1 6二、填空。
(17分)1.摆1个△用3根小棒,摆7个独立的△用( )根小棒。
2.黑板长约3( ),手掌宽约5( )。
3.爸爸比我大26岁,5年后,我比爸爸小( )岁。
4.中性笔一支2元,买8支要( )元。
5.妈妈星期日的安排如下表:( ) ( ) ( )6.时针走一大格的时间是( )时,分针走一大格的时间是( )分。
7.一只蚂蚁从尺子的17厘米处开始,爬到8厘米处,它爬了( )厘米。
8.用2, 7, 9组成的两位数中,最小的数是( )。
9.这个图形中有( )个锐角,有( )个直角,有()个钝角。
10.从一张三角形纸上剪下一个角,剩下的部分可能有()个角,也可能有( )个角。
三、选择题。
(5分)1.5个3的和是多少?正确的列式是( )A.5+5+5=15B.5+3=8C.5×3=152.星期六,我们中午1:30出发去看电影,下午3:55回来,共经过了()A.2时25分B.4时20分C.2时20分3.一道连减算式中,被减数是50,两个减数都是18,差是多少?列式( )A.50-18-18B.50-18+18C.50+184.一本50页的练习本,上星期用去21页,这星期用去( )页,还剩6页。
A.18B. 23C. 295.右边图中有()个直角。
A.4 B.5 C.8四、判断题。
听力材料期末测试(一)Ⅰ. 听句子,选择正确图片。
每个句子读一遍。
1. Kangkang walks to school every day.2. I like geography best. It’s very easy and interesting.3. If you park your car here, you’ll get a ticket for parking in the wrong place.4. The Spring Festival is the most important festival in China.5. Look! It is blowing strongly.Ⅱ. 听句子,选择正确答语。
每个句子读一遍。
6. How are you doing?7. Excuse me, where is the washroom?8. Which season do you like best, spring, summer, fall or winter?9. Can you draw a picture?10. What day was it yesterday?Ⅲ. 听对话,选择正确答案。
每段对话读两遍。
11. M: Jane, what do you often do in your free time?W: I often watch TV and dance to music.12. W:The summer holidays are coming. What’s your plan?M: I want to visit Germany.13. M: What’s the shape of your present, Maria?W: It’s round. It’s black and white.14. W: May I borrow some history workbooks?M: Sure. Here you are.15. M: What’s in the box?W: Some model planes.Ⅳ. 听短文,选择正确答案。
短文读两遍。
Tom is a little boy. He is eight. Last Sunday his mother took him to visit his uncle. His uncle’s home is far from their home. So they went there by bus. There were only twenty people on the bus. They sat on the bus. Tom was very happy. He ran on the bus. His mother said, “Tom, don’t run! Sit down. ” But Tom said,“I want to see my uncle very much, so I want the bus to go fast. ”1参考答案及解析期末测试(一)第一部分听力Ⅰ. 1. A 2. C 3. B 4. B 5. CⅡ. 6. A 7. B 8. A 9. C 10. BⅢ. 11. C 12. A 13. B 14. C 15. AⅣ. 16. A 17. C 18. A 19. B 20. A第二部分英语知识运用Ⅰ.1. D 根据前一句“现在4点了”可知应该使用现在进行时,其结构为is/am/are + V-ing。
故选D。
2. B 乐器前加the, 球类前通常不用冠词,故选B。
3. B 根据答语可知询问日期。
选项A询问时间,C询问星期,D询问生日,故选B。
4. A 根据后半句可知她汉语懂得不多,因此Maria很少说汉语,故选A。
5. C 基数词表示数目;序数词表示顺序,故选C。
6. D 节日祝福的答语通常是The same to you.“你也一样”,故选D。
7. B in front of“在……前面(外部)”,A、C、D三个选项都是指在一个整体中的某一部分,故选B。
8. A 祈使句以动词原形开头,根据题意可知B不符合,故选A。
9. A 一般疑问句简略回答应该和引导词保持一致,故选A。
10. D enjoy doing sth. 可排除B、C; 再根据listen to后才可接宾语,排除A,故选D。
11. B plan to do sth.“计划做某事”,故选B。
12. C 由动词bought可知时态是一般过去时,疑问句用助动词did,动词用原形,故选C。
13. C 根据答语“一个月两次”可知询问频率,故选C。
14. B 考查there be句型的用法。
动词be要与后面邻近的名词保持一致,即就近原则。
故选B。
15. D 本句的回答应是一句对旅行的祝福语,故选D。
Ⅱ.(A)16. D 17. E 18. A 19. B 20. C(B)21. F 22. C 23. G 24. B 25. EⅢ. 26. B 根据下句And I give my father a present on Father’s Day, too.在父亲节给父亲买礼物,可知上句应该是在母亲节给母亲买礼物,故选B。
27. D 本句是一个祈使句,“总要记住去关心你的父母”。
故选D。
28. A 根据上句Always remember to think of your parents.可知,“总要记住去关心你的父母,不仅仅在一些特殊日子”。
故选A。
29. B 主语是she,本句话是一般现在时,动词用第三人称单数形式,故选B。
30. C 根据上下文可知,作者的朋友打电话不止一次,put the phone down “放下电话”,故选C。
31. B 根据上下文可知,她打了两次电话,故选B。
232. C 她的父母老了,不能很快地走近电话, close to“靠近”,故选C。
33. B 本句的意思是让父母有时间接电话,time在这里是不可数名词,用a little修饰,故选B。
34. A think of与think about都有“关心”之意,故选A。
35. B 根据上下文可知,“她总是关心父母,因此为什么不向她学习呢?”learn from sb. “向某人学习”,故选B。
Ⅳ. (A)36. C 根据第一段第一句Wang Xiaojun is 12 years old. 可知他十二岁,今年是2014年,那么他的出生年份就是2002年,故选C。
37. C 根据第一段第四句…I won’t have the dinner… going to Shenzhen tomorrow.可知他不想要生日晚餐的原因是他的父母明天要去深圳了。
38. B 根据第二段第一句Wang Xiaojun has the birthday with his parents for the first time inthe past three years.可知这是三年来Wang Xiaojun第一次和父母过生日。
过去三年当然没有和父母一起过生日,故选B。
39. C stay-at-home child“留守儿童”,故选C。
40. D 留守儿童有很多问题,故选D。
(B)41. A 根据短文第三句He wants to pick up his sister.可知他想去他姐姐的工厂,故选A。
42. C 根据短文第五、六句He stops in front of a bank… near his car.可知他向一位老人求救,故选C。
43. B 根据短文倒数第六句The factory is behind the bank.可知工厂在银行后面,故选B。
44. D 根据上下文可知老人最后告诉了Mike去工厂的路,故选D。
45. B 根据全文可知有三人,即迈克、迈克的妹妹和老人。
故选B。
(C)46. F47. T48. when he was49. 为什么不在每一个十字路口放三盏灯呢?50. C 全文讲述了红绿灯产生的过程,故选C。
第三部分写作Ⅰ.(A)51. November 52. neighbor 53. everything 54. thousand 55. caught(B)56. brought 57. Japan 58. shorts 59. himself 60. onceⅡ. 61. important 62. dances 63. show 64. play 65. celebrateⅢ. 参考范文:(A)66. Wang Fang is washing her face now.67. Sometimes people/People sometimes use the computer to see movies.68. Mary likes spring best.69. We had a wonderful party last Sunday.70. There are many books on the shelf.(B)A Happy Day3My uncle lives in the country. Last fall, there was an apple harvest on his farm. He asked my family to enjoy the apples.On a sunny morning, my family drove to the farm. After we got there, I ate a big and red apple at once. The apple was so sweet. Then we helped harvest apples. In the afternoon, we had a big meal there. I thought it was delicious.I was very happy on that day!4。