Lesson 33Life on WheelsThink about it !How many ways can you think of to use wheels ? How can you get to the moon?New wordsJeremy 杰里米wing n.翅膀pull v.拉；推cart n.手推車skateboard n.滑板able adj.能，能夠power v.驅(qū)動；推動 n.能量；力量machine n.機器；機械space n.太空；空間；距離spaceship n.宇宙飛船imagine v.想象；想到environment n.環(huán)境Read aloud!Language Notes Everything seems to have wheels, engines, or wings.一切好像都有輪子、發(fā)動機或者翅膀。 seem的用法：（1）seem+ (to be) +形容詞/ 名詞。He seemed (to be) an honest man.他看上去像是老實人。（2）seem + to doI seem to have caught a cold.我好像感冒了。（3）seem + doingNo one seemed thinking that way.似乎沒人那樣想。（4）seem like + 名詞/代詞/動名詞It seems like years since I last saw you.自從我上次見到你之后，好像是過了好幾年。（5）It seems/ seemed+ that 從句It seems that he is lying. 看起來他在撒謊。2.Then steam was able to power boats and cars.之后蒸汽機能給船和小汽車提供動力。be able to 意為“能”，相當于情態(tài)動詞can, 后接動詞原形，否定形式是在be后加not。Li Ming is able to swim. 李明會游泳。【辨析】be able to 與canbe able to可用于將來、現(xiàn)在、過去和完成時中?？捎糜谥鷦釉~、情態(tài)動詞后或用作不定式，而can 不能。can只用于現(xiàn)在時和過去時中。表示請求或允許以及表示否定猜測時，只能用can ,不能用be able to 。3.Boats have been around for thousands of years.船已經(jīng)使用了上千年了。thousands of 意為“成千上萬的”，在這種表示不確定數(shù)目的短語中，數(shù)詞應該使用復數(shù)形式，后面加上介詞of。hundreds of 數(shù)百的，thousands of 數(shù)千的， millions of 數(shù)百萬的。There are hundreds of students in the gym. 體育館里有好幾百學生。注意注意：表示確定數(shù)目時，數(shù)詞應該使用單數(shù)形式。There are three hundred people in the hall. 大廳里有300個人。根據(jù)句意及漢語提示完成句子。根據(jù)句意及漢語提示完成句子。1. He _ _ _ (不能不能) come because he is ill.2.Please _(拉拉) the box.3.He _(好像好像) to be worried.4.That was the _(開始開始) of the trains.5.Look! The big box _ (裝滿裝滿)delicious apples.isnt able topullseems/seemedbeginningis full of單項選擇單項選擇1.He will _ finish it in two months.A. can B. could C. be able to D. is able to2._ people come to Guilin to visit.A. Thousand of B. Thousand C. Thousands D. Thousands of3.In _ 1700s, people invented the steam engine.A. a B. an C. the D./4.This is Li Mings report _ animals.A. to B. on C. of D. with5.Everything seems _faster.A. to B. gets C. to be getting D. beCDCBC