高二英語上冊專題輔導(dǎo)
[答案與解析]c having waited 的動作發(fā)生在謂語動
詞realized之前。
[牛刀小試 l]
用所給單詞的適當(dāng)形式填空：
(act, benefit, wait, happen, speak, mean)
1. -- what has ____ to him, do you know?
--i hope nothing has happened to my friend.
2. however late he is, his wife will stand at the gate
____ for him to come back.
3. i have ____ a lot through reading widely, for it
enriches my knowledge.
4. -- why haven't you bought any butter?
-- i ____ to but i forgot about it.
5. if you often practise ____ english, your spoken
english will be greatly improved.
6. indeed, she ____ like a teacher to us.
【短語歸類】
16. at first sight 乍一看
it may, at first sight, seem a surprising choice.
乍一看，這個選擇似乎令人驚訝。
tom loved mary at first sight.
湯姆對瑪麗一見鐘情。
[拓展]與 sight 有關(guān)的短語
catch sight of 看到
in / within sight 看得見
out of sight 看不見
3. break down
1) 拆散，分解
chemicals in the body break our food down into useful
substances.
人體中的化學(xué)元素把食物分解成有用的物質(zhì)。
we should break down old conventions and think big.
我們應(yīng)該打破舊框框，敢于幻想。
2) (機(jī)器) 損壞
the car broke down halfway to the destination.
汽車在到達(dá)目的地的中途拋錨了。
the 8 o'clock train broke down at beijing station and
w&s taken off the line.
8點鐘的那趟車因在北京車站出了故障而被取消
了。
[拓展]關(guān)于 break 的一些短語：
break up [分解，拆散；驅(qū)散，解散，終止；(某種關(guān)系)結(jié)束)] / break away from 脫離；掙脫 / break into 破門而入 / break out 爆發(fā)；發(fā)生 / break through 突破
break down 與 break up 均有“分解”的意思。break
down 一般指化學(xué)變化，break up 一般指物理變化。
water can be broken down into hydmgen and oxygen.
水可以分解成氫和氧。(化學(xué)變化)
the ice of the river begins to break up at the beginning
of march.
河里的冰在三月初開始融化。(物理變化)
【考點2】與example有關(guān)的短語
① set / give sb an example = set / give an example to sb
給某人樹立榜樣
② follow sb's example = copy the example of sb 學(xué)習(xí)某
人的樣子
③ take sb as an example 以某人為榜樣
④ take sb / sth for example 以某人/某事為例
⑤ for example 例如
[例句] he arrived at the office early，to set an exampje
to the others. 為了給他人樹立榜樣，他及早到了辦公室。
they set an example of plain living. 他樹立了簡樸生活
的榜樣。
his politeness is a good example for others to follow. 他
的彬彬有禮是別人學(xué)習(xí)的榜樣。
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