词汇学习 Word study

　　1.risk

　　(1)n. 危险，风险：

　　Is there much risk of losing money in doing football pools?买足球新概念很有输钱的风险吗?

　　Roy Trenton took/ ran the risk of damaging his bus and drove it into the back of the thieves' car.罗伊·特雷顿冒着撞坏他开的那辆公共汽车的危险把它撞在了小偷们的车的后尾上。

　　John saved me at the risk of his own life.约翰冒着生命危险救了我。

　　(2)vt. 冒……危险，使……遭受危险：

　　We'd better take a taxi. We can't risk missing the plane.我们最好还是坐出租车。我们不能冒误飞机的危险。

　　John risked his own life to save me.约翰冒着生命危险救了我。

　　2.run与catch

　　动词run的本意是"跑"，后面加上不同的小品词可以表达"追赶"、"逃跑"等多种含义：

　　She ran through the forest after two men.她穿过森林，追赶两个男人。

　　The man ran away with her bag.那人拿了她的包跑了。

　　She has run off with all his money.她拐带着他所有的钱逃走了。

　　The men dropped the bag and ran away.他们扔下提包逃跑了。

　　catch的主要意思是"抓住"、"捉住"、"逮住"，但有些时候它可以表示"(及时)赶上"、"追上"等：

　　He ran quickly to catch the last bus home.为了赶上最后一班回家的公共汽车他快速地跑着。

　　When she caught up with them, she saw that they were going through the contents of the bag.当她赶上他们时，发现他们正翻着包里的东西。

　　练习答案 Key to written exercises

　　1.关键句型练习答案

　　A tried to steal(1.4); started running(1.5); continued to run (1.7); needs mending(1.10)

　　B 1 to see 2 working 3 ironing

　　4 to leave 5 to argue/ arguing 6 to come

　　7 seeing 8 knocking 9 waiting

　　10 to rain/ raining 11 working

　　12 taking

　　2.难点练习答案

　　1(sample sentences)

　　In the last minutes of the race, Jim caught up with the leader and passed him. 2 The farmer shouted at the children and they ran away.

　　3.多项选择题答案

　　1 c 2 b 3 c 4 c 5 c 6 b

　　7 d 8 a 9 b 10 a 11 b 12 d

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