题目内容
10. Is it a universal truth exercise is good for you?
10. that
Galaxies(星系) are made up of three main things: stars,clouds of gas and dark matter. Dark matter can not be seen and scientists only know that it
1. (存在) because of the influence its2. (重力) has on matter that can be seen. On earth,3. (physics) use particle acceleratora (粒子力口速器) to find out how different tiny particles are made up of by speeding them up until they 4. c into each other and looking at the pieces after they've broken up. Similarly,by using information from NASA’s Hubble Space Telescope and Chandra X-ray Observatory (线德拉X 射线天文台) ，scientists are looking forward
5. finding out more about what dark matter is by looking at what happens when dark matter bumps into things in groups of galaxies. Each bump,however,takes hundreds of millions of years to take place,so they only have a chance to look at one brief stage in the whole event. However,scientists are extremely hopeful that by watching many of these bumps they can get enough pieces of the 6.(谜) to create a more complete picture of what happens.
Thursday
Martin: We' re doing our presentation to the seminar (研讨会) group next Monday. 1.(Can / May) you email its members right away?
Linda: 2. (Must / Should) I do it now?
Martin: Well,wc 3. (must have told /should have told) them earlier really.
Linda: Oh,all right then.
Friday
Neil: I've had an email about Martin and Linda's presentation on Monday.
Ellie: That's strange,I haven’t. Do you think I 4. (must / ought to) call them?
Neil: No,you 5. (mustn't / don't have to) . It's probably not connected with your research area.
Monday
Neil: Hi,Martin. V ve come a bit early in case you
wanted help to get the room ready. But I see I 6. (needn,t bother / needn’t have bothered) . You’ve got everything organised.
Martin: Isn’ t Ellie with you?
Neil: No,she didn't get an email from you,so we
thought the presentation wasn't relevant to her work.
Martin: Oh,dear. Linda 7. (must send /must have sent) the email to the wrong address.
Neil: Where is she now? She 8. (must /should) be here.
Martin: I don't know. She 9. (must have forgotten / should have forgotten) we’ re doing this presentation. She's so unreliable.
[语境展示]阅读下面句子，并试着妇纳behave的愈思及用法。
1. They behaved well / badly / properly towards their guests.
2. Bob behaved like a perfect gentleman at the party.
3. They never greet each other and behave as if / as though they were strangers.
4. Unless you behave yourself,you won't get any present.
[自我归纳]behave是动词，可意为“ ”(句1 -句3) ,常与副词 well badly,properly 等连用(句 1 ) ，也常用于 behave like,behave as if /as though结构(句2、句3) ;还可意为“表现得体，有礼貌”，常用于 behave oneself 结构(句 4) 。
[拓展]
behaviour .行为，态度
[即学即练]翻译下面句子。
1.我希望我不在的时候你们乖乖的。
2. 表现得像是什么都没发生过。
3. 他一直表现很差。
5. You have no idea worried your mother was.
2. The movie was made to remember his grandfather.
The movie was made his grandfather.
5.I have seen the film. That is I don't want to watch it.
4. The town is the coldest place in Britain. That is(我们要去的地方) .
2. 苹果碰巧掉在他的头上。
The apple fell on his head.
