文档介绍：必修5 Unit1 Great scientists
Part 1. Warming up
explain
及物动词(vt.)
解释;说明;阐明[(+to)][+wh-][+(that)]
He explained that he had been cheated. 他解释说他是上当受骗了。
Can you explain how the machine operates?你能解释一下这机器是如何运转的吗?
Please explain this rule to 。
不及物动词(vi.)解释;说明;辩解
I've got to explain about it. 我得解释一下此事。
characteristic
n. 特征;特性 Kindness is one of his characteristics.
adj. 独特的 I heard my friend’s characteristic laugh.
be characteristic of sb./sth. 是.....的特性
Such bluntness is characteristic of hin. 如此迟钝是他的特性。
3. Who put forward a theory about black holes?
put forward 提出(建议等);提名;提前,把时钟往前拨
He put forward a new plan. 他提出一个新计划。
May I put your name forward as a possible chairman of mittee?我能否提名你当委员会主席?
[归纳拓展]
put down 记下;*** put out 关掉;熄灭
put aside 放在一边;储存;保留 put off 推迟;延期
put up 建造;举起;张贴 put on 穿上
put away 收好
选词填空
(put off, put up, put forward, put aside, put out)
①The plan that you _____ at the meeting is wonderful.
②Many tall buildings were _____ along the road.
③Firefighters have been called to _____ the fire in the city center.
④He has a little money to _____ for a rainy day.
⑤Don’t _____ until tomorrow what can be done today.
Part 2. Pre-reading, reading prehending
1. Do you know how to prove a new idea in scientific research
how to prove a new idea 为“疑问词+不定式”结构,该结构可在句中作主语、宾语、表语等。
We haven’t decided where to go. 我们还没有决定去哪里。
The que