2017-2018学年八年级英语下册(人教版)课件：Unit 7 Section B (3a-Self Check)

人教新目标版八年级下册Unit7 What’s the highest mountainin the world?Section A1、any other=the other＋名词复数=the otherseg: Peter runs faster than any other student/the other students/the others in his class.辨析than any other+可数名词单数同一个范围内进行比较than any+ 可数名词单数不是在同一个范围内进行比较eg. Mr.Li is taller than any student in his class.2、population集合名词谓语动词用单数eg: The population is increasing at 6% per year当主语是“人口的几分之几”时谓语动词用复数eg: Nearly 70 percent of the population still live in the countryside.辨析population用what来提问eg: What’s the population of China?People用how many 来提问人口“多少”多large少smalleg: The old town has a small population.3、one of……中的一个后+复数名词eg: Song Jie is one of the tallest students in our class.谓语动词用单数eg: One of the girls is my sister.4、feel free(可以)随便(做某事)feel free to...表示很随意地去做某事eg: Please feel free to ask questions.5、protectv.保护protect...from/against...保护……免受/遭……eg: They sat together to protect themselves from the wind.n. protection保卫；保护6、as far as I know=so far as I know就我所知eg: As far as I know, he’ll be away for three months.as far as就……而言7、includeprep. includingincluding sth.=sth. Includedeg: Ten members were present at the meeting,including me/me included.adj. included仅置于名词或代词后eg: Everybody had something to say, me included.8、conditionin good/bad/excellent condition状况好/糟糕/极佳eg: Everything is in good condition.out of condition健康状况不佳eg. He is overweight and out of condition.living/working conditions生活/工作条件under the condition that在……的前提下9、It is＋adj.＋to do sth.做某事是……的10、succeedsucceed in doing sth.成功做成某事succeed in sth.在某方面获得成功词性succeedv.实现目标；成功successn. 成功successfuladj. 成功的successfullyadv. 成功地11、challengechallenge sb. to sth./to do sth.向某人挑战……face a challenge面临挑战meet the challenge of...迎接……的挑战accept/take up a challenge接受挑战12、achieven. achievement成就；成绩eg: I believe you will achieve your dream in the end.13、辨析achieve及物动词主语是人come true不及物动词短语主语是希望、愿望、梦想等eg. We all hope our dreams will come true though it is not easy to achieve them.14、even though=even if从属连词引导让步状语从句eg: Even though Frank left school at 16, he still became a successful writer.15、基数词表示数量表示时刻16、比较等级构成比较级最高级形容词比较级句型A + be + 比较级than B.eg: The Amazon is longer than the Yangtze , but the Yangtze is the longest river in China.主语+ 谓语+ 比较级+ 名词＋than ＋对等成分eg: Tom has shorter hair than Sam.Which/Who + be + 比较级，A or B?eg: Which is easier, math or English?A + be + the+ 比较级+ of the two.eg: Tom is the taller of the two boys.... 数量＋比较级＋than ...eg: This elephant is 200cm taller than this panda.比较级+and+ 比较级eg: The weather is colder and colder.The+ 比较级...，the+ 比较级...eg: The more you eat, the fatter you will be.比较级表达最高级eg: Tom is taller than any other boy in his class.形容词最高级句型C + be + the + 最高级+ of/in ( 三者及以上范围的).eg: My mother is the busiest in my family.C + be + one of the + 最高级+ 名词复数+ in/of ...eg: Shenzhen is one of the biggest cities in China.C + be + the + 序数词+ 最高级+ 名词+in/of ...eg: The Yellow River is the second longest river in China.Wh- 词+ be + the + 最高级，A, B or C?eg: Which is the biggest, the moon, the earth or the sun?C +be +the + 最高级+ 名词＋定语从句(I have seen/heard/met/ read).eg: She is the most beautiful girl (who/that)I have met.同级比较句型A+be as+ 原级+as+B.eg: This box is as big as mine.A+be not so/as+ 原级+as+B.eg: This box is not as big as mine.Section B1、weigh重量是……重量提问How much...weigh?How heavy...?eg: The young birds weigh only a few grams.vt.称……的重量eg: He weighed the fish.n.weighteg: Fruit and vegetables are sold by weight.2、timen. 倍A+be+ 基数词+times+ 形容词比较级+than+BA 比B 长( 宽、高等)……倍eg: This hall is five times bigger than our classroom.很多倍many times两倍twice3、at birth出生时=when one was born。