Unit 1 How often do you rcise.ppt

1、,Unit 1 How often do you exercise?,17. same adj.同樣的；相同的； the same 反義詞：different adj.不同的；有區(qū)別的 difference n.c. 不同；差異；區(qū)別 be different from 與不同 the same as 和相同 at the same time 同時(shí) look the same 看起來一樣,My habit is different from yours. The twins look the same. He works in the same office as I do. Her hair

2、 is the same color as her mothers. My computer is the same as Toms. There are many differences between the two languages.,18. as prep.像（一樣）；作為 As what you said, he is really a good student. As a student, we should study hard. Is her lifestyle the same as yours or different? 19. maybe adv.或許；大概 常位于句首

3、，在句中作狀語。 Maybe shell come this evening.,辨析may be與maybe,在may be中,may 為情態(tài)動詞，be為動詞原形，在句中作謂語，意為“也許是，可能是”。 Tom may be a doctor. (2) maybe是副詞，在句中作狀語。 Maybe she is right.=She may be right. Maybe he is an English teacher.=He may be an English teacher.,20. although conj.(=though)雖然；即使 引導(dǎo)讓步狀語從句，在句中如果用了althoug

4、h或though,就不能用but. He works hard although/though he is in bad health.=He is in bad health but he works hard. Although they are very tired,they dont stop working.= They are very tired, but they dont stop working.,21. for prep.(表示時(shí)間，距離，數(shù)量等)達(dá)；計(jì) for+時(shí)間段，用how long 提問。 for life 終身 run for a mile 跑了一英里路 sta

5、y for a week 逗留一星期 I sleep for nine hours every night. 22.keep vt./vi.保持；使保持某種狀態(tài) keep-kept (1) keep sth”保存某物，保留某物，保管某物”,How long may I keep the book? For three days. (2)keep+sb/sth+形容詞/介詞短語 Keep the window open,please. A lot of vegetables help you to keep in good health. (3)keep sb doing sth”使某人一直做某

6、事” He keeps me waiting for you. (4)vt.飼養(yǎng)=feed They keep cows on their farm.,23.must 情態(tài)動詞 必須+do 否定形式為：mustnt 禁止；千萬不要 否定意思為：neednt 沒有必要 must無人稱和單復(fù)數(shù)變化，無過去分詞和現(xiàn)在分詞。 You must arrive there on time. You mustnt do this. A: Must you go so soon? B: No, I neednt.,I must go home now. 在表示“必須”時(shí)，過去時(shí)常用had to. I had to get up early yesterday. 24. less (1)adj.little的比較級，較小的，更小的，較少的，更少的。修飾U，反義詞：more You must try to eat less meat. (2)adv. 較小地，更少地。修飾adj.或adv.比較程度往下降。 反義詞：more,Speak less and listen more.