人教版高二英语下册第3单元知识点：The water planet
1. Practise making suggestions and expressing opinions. 练习提出建议并发表观点。(p. 17 Goals 2)
practise vt. 练习
practise后面的动词一般要用-ing形式。类似practise这种接动词-ing形式作宾语的动词还有：finish, enjoy, mind, give up, can't help, suggest, keep等。如：① I practise playing the piano every day. 我每天练习弹钢琴。② She had finished writing the letter when I went in. 我进去时她已写完信了。③He enjoys skating very much. 他非常喜欢溜冰。④ Do you mind closing the window? 请你把窗
户关上好吗? ⑤ Mary couldn't help laughing at Tom's joke. 对于Tom的玩笑，Mary忍不住笑了。
拓展：practice n. in practice实际上put sth. into practice将...付诸实施
2. Fill one glass with fresh water and another glass with salt water. 在一个玻璃杯里装满淡水另一个玻璃杯里装满盐水。( p.17 Warming up No.4)
fill的用法 (1) 使满;填满 He filled the bath with water. 他把浴缸装满水。(2) 占有(地位)，任(职位) The position of the principal is not yet filled. 校长的职位还空着。(3) 供应(需求) ① His answer did not fill our need. 他的回答无法满足我们的要求。② Fill in your telephone number. 请填写你的电话号码。③ The room was filled with laughter. 房间里充满了笑声。④ I have filled up the bottle. 我把瓶子装满了。
拓展：fill in填写(事项，表格等) fill...with...把......装满 be filled with = be full of充满 fill up 装满;填写(= fill in)
3. What can we do to protect the water on our planet? 我们能做些什么来保护我们这个星球上的水呢?(p.17 倒数第1行)
protect保护，防御 常与介词against (from)连用，译为"保护......免遭"。① He is wearing sunglasses to protect his eyes from the strong sunlight. 他戴着太阳镜以挡强烈的阳光。② The heavy rain kept us from going out. 大雨使我们无法出去。
注意：stop (prevent)...from doing中from可省去;keep...from doing中from不可省。
拓展：keep...from...阻止(妨碍)...做...= stop... (from)... = prevent ... from ...
4. Who tells the story in the poem?谁讲了这首诗里的故事? ( p.18 Part 1 No. 1)
(1) tell + n.(人) + n. = tell + n. + to + n. (人) Did you tell your parents the news? =Did you tell the news to your parents? 你把这消息告诉你父母了吗?
(2) tell + n. (人) + (that)/wh... ① He told me(that)he would be back in an hour. 他告诉我，一个小时内他就回来。② He told her what had happened. 他告诉她发生了什么事。
(3) tell + n. (人) + of (about) He told me of (about) his worries.他告诉我他的烦恼。
tell + n. + from + n. 辨别......和...... all told总共
Don't tell me! 不至于吧! I (can) tell you. 的确，真的
There is no telling. 不得而知;很难说。
to tell the truth 老实说
① It's sometimes hard to tell one twin from the other. 双胞胎有时很难分辨。② All told, there were 350 people killed in the plane crash. 那次坠机事件中总共有350人丧生。③Don't tell me you are going back to your hometown.你不至于要回到你的故乡吧。④It's a wonderful invention, I (can) tell you. 那的确是个了不起的发明。⑤ There is no telling where he is. 无法知道他到底在哪里。
1.She covered her face ______ her hands and began to weep.
2.A hammer is used ______ driving in nails.
3.38%______ the population of the city smoke.
4.His interests ranged ______ class ______ skiing.
5.Her excellent English gives her certain advantages ______ other students in her class.
6.Plenty of fresh air contributes ______ good health.
7.So deeply was he absorbed ______ his work that he forgot his meals.
8.The weather turned ______to be very good, which was more than we could expect.
1.No matter who breaks the law, will be punished.
2.Two thirds of the earth are covered with water.
3.The book he gave me is of great beneficial.
4.When the machine broke up, they would send it to us.
5.This novel is so absorbent that I feel absorbed in it.
6.If you continue staying outside, you will be frozen died.
7.—Could I ask you something if you are not too busy?
—Yes, of course you could.
8.Put that cigarette out. You won’t smoke near a petrol pump!
1.with 2.for 3.of 4.from;to 5.over 6.to 7.in 8.out
1.be absorbed in 2.contribute to 3.play a trick on 4.break down 5.range from A to B 6.be measured in 7.call in 8.face dangers
1.will前加he 2.are→is 3.beneficial→benefit 4.up→down 5.absorbent→absorbing 6.died→dead 7.could→can 8.won’t→mustn’t
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