高中英语 Unit 7 lesson3《The Sea》The sea world学案6 北师大版必修3

Unit 7 The Sea Lesson 3 The sea world Comparison of adjectives1.如要表示“……不如……”用“less ＋ 原级＋than”结构。The book is less difficult than that one.2.表示“两者人／物之间比较……的”，用“the + 比较级＋n. + of +the +名词或代词”结构。Bob is the taller boy of the two boys.3.不与其他事物相比，表示本身程度的改变，用“比较级＋and＋比较级”结构，译作“越来越……”The weather is getting warmer and warmer.4.表示一方随另一方程度变化时，用“the + 比较级， the ＋比较级”结构。The more you eat, the fatter you will be.5.表示“几倍于……时”，用“倍数＋as …… as”来表示， 亦可用“倍数＋比较级＋than……”表示。This kind of plane flies twice as fast as that kind.Our classroom is three times larger than yours.6.“more than +主语＋can + 谓语”结构表否定意义， 意为“非……所能， …….不能”That is more than I can tell you.The beauty of the city is more than I can describe.7.用 much, far, still, even, a lot, a bit 等副词来修饰形容词和副词的比较级，表示程度，放在比较级之前。It’s much warmer today.This problem is a lot more difficult than that one.练习1． At a rough estimate, Nigeria is ____Great Britain. A. three times the size as B. the size three times of C. three times as the size of D. three times the size of 2. Paper produced every year is _____the world’s production of vehicles. A. the three times weight of B. three times the weight of C. as three times heavy as D. three times as heavier3. It is said that Chinese are eating ____eggs per person today as they in the 1970s A. more than twice as many B. more than twice C. as twice D. twice more4. The enlarged school campus is _____the old one. A. as three times big as B. three times as big as C. bigger three times than D. as big as three times5. Having introduced the new equipment, our factory turned out _____in 2004 as the year before.用心 爱心 专心1 A. as three times many cars B. three times as many cars C. as many cars as three times D. three times more cars than6. My ruler is _____his. A. two times as longer as B. twice the length of C. three times longer of D. twice long than7. –Is your headache getting_____? --No, it’s worse. A. better B. bad C. less D. well8. The number of people present at the concert was _____than expected. There were many tickets left. A. much smaller B. much more C. much larger D. many more9. That doesn’t sound very frightening, Paul. I’ve seen ____. What did you like most about the film? A. better B. worse C. best D worst10. Four of Robert’s children were at the party, including _____, Luke. A. the oldest B. an oldest one C. the old D. an old oneAnswers: 1. D 2. B 3. A 4. B 5. B 6. B 7. A 8. A 9. B 10. A用心 爱心 专心2