概要：8. mention 提到；说起Did you mention this to your parents ?〖点拨〗As mentioned above .如上所述。Don’t mention it . (答复别人道谢时的用语) 不必客气。Not to mention = without mentioning 更不必说。9. length 长；长度；一段What’s the length of the Yellow River ?〖点拨〗注意 length 的发音。in length 从长度上看。如：The road is 5,000 metres in length . a length of pipe 一节管子。It was said that this kind of medicine could increase the length of life .10. attempt 试图；尝试They attempted to raise money for a new building .〖点拨〗attempt 不
高二英语第十四单元Satellites（卫星）,标签：高二英语选修7教案,高二英语下册教案,http://www.67jx.com8. mention 提到；说起
Did you mention this to your parents ?
〖点拨〗As mentioned above .如上所述。Don’t mention it . (答复别人道谢时的用语) 不必客气。Not to mention = without mentioning 更不必说。
9. length 长；长度；一段
What’s the length of the Yellow River ?
〖点拨〗注意 length 的发音。in length 从长度上看。如：The road is 5,000 metres in length . a length of pipe 一节管子。It was said that this kind of medicine could increase the length of life .
10. attempt 试图；尝试
They attempted to raise money for a new building .
〖点拨〗attempt 不强调成功性，而try 暗示可能有成功性。attempt to do = try to do = do one’s best to do 尽力干…… 。make an attempt to do = make an attempt at doing 试图干……。
单元词组思维运用
1. get in 进去，进来；收进来；收庄稼
Please hold the car door open for the old lady while she gets in .
The farmers are busy in getting (in) the crops .
2. have got sth in 有某种活动；有……在进行
They have got a special exhibition on this month . 这个月他们要举办一个特别展览。
Have you anything important on this evening ?
I’ve got nothing on tonight , shall we go to a cinema .
I’ve a meeting on tomorrow afternoon .
注意：on 为副词，该词组等于 have sth on , 还表示“穿着”的意思，但不用进行时，如：She had on her best red dress . 她穿着那件最漂亮的红色连衣裙。
3. do a study of = make a study of 研究
She has done a study of the danger of smoking .
I’m planning to do a special study of satellites next term .
4. send back (to) 发送（到），发回（到）；退货
What can satellites send back to the earth ?
They make a study of the information sent back to earth from weather satellites .
You can send back the computer back to the shop if you are not satisfied .
5. in space在太空，在宇宙空间
A satellite travels in an orbit round another object in space .
I hope I’ll be able to walk in space some day .
注意：space作“太空，宇宙空间”时为不可数名词，其前不能用冠词。
The earth moves through space .
From space , the earth looks like a huge water-covered globe .
6. fall back (to) 落回（到）；退回（到）
If the rocket does not reach its speed , it will fall back to the earth .
I’m sure the price of TV sets will fall back .
7. send up 发射；使上涨
This satellite has to be sent up into space successfully .
Such bad weather will send the price of vegetables up .
8. make A from B 用B制成A
It has equipment for making electricity from sunshine .
We can make hundreds of useful things from waste material .
注意：make A into B把A 制成B 。下面三句意思一样：We can make paper into these beautiful flowers . = We can make these beautiful flowers from paper . = These beautiful flowers can be made from paper by us .
9. fold up 折叠
Sun panels are folded up inside the satellite .
Please fold up the table to make room for the piano .
10. at a speed of 以……的速度
Signals travel at the speed of light .
It is said that jet plane can fly at a speed of more than 2000 miles per hour .
11. be likely to do 很可能
A fire is likely to break out in such places .
She is likely to give you a ring at supper .
12. the next day or two 未来的一两天
Is it possible for us to say what the weather is like in the next day or two ?
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