Lessons 50新概念英语第二册课后答案详解

Lessons 50新概念英语第二册课后答案详解词汇学习 Word study lose, loose与miss (1)lose通常为及物动词，能够表示失去、丧失、遗失、丢失等含义： Roy has lost his job again.罗伊又失业了。 Try not to lose your ticket.别丢了你的票。 A large sum of money has been lost.有一大笔钱丢失了。 She lost her parents when she was sixteen.她16岁时便失去了双亲。 (2)loose虽然词形与lose比较相似，意义与用法却有很大区别。它主要作形容词，表示松的、松动的、松开的： The handle of this suitcase is very/ has come loose.这个手提箱的把手非常松/松了。 (3)miss通常作及物动词，能够表示错过、未能、缺(课等)、惦念、想念等多种含义： Hurry or youll miss the train.动作快点，否则你要赶不上火车了。 I missed my English lesson.我英语课缺课了。 The Turners left the district last year and we really miss them.特纳一家去年离开了这个地区，我们真的很想念他们。expect与wait for (1)expect能够表示预计可能发生(或来到)、等待、期盼等。它表示等待时往往侧重人的心理而不是具体在某个地方等： I expect/ Im expecting to hear from you.我等着你的来信。 Im expecting the bus to arrive in the next ten minutes.我想10分钟之内公共汽车就会到。 (2)wait for主要指等待这个动作本身： Im waiting for the next bus.我在等下一班公共汽车。 Ill wait for you outside the post office.我将在邮局外面等你。练习答案 Key to written exercises 1.关键句型练习答案 A love travelling(1.1); dont like losing(1.1); dont know where it is(1.5); This is as far as we go (1.10) B Lets eat here,I said to my wife. I(would) prefer to have a drink first,she answered. Thats a good idea,I said. I picked up the menu.I dont understand a thing.I said.Its all in Spanish. It doesnt matter,said my wife. What does that word mean?I asked. I dont know,she answered. We called the waiter and pointed to the word on the menu.Two,I said, holding up two fingers. After some time, my wife said suddenly,Look! Hes bringing us two boiled eggs! 2.难点练习答案 a/ b 1 miss 2 loose 3 expect 4 lose 5 waited c 1 It takes me an hour to get to my office. 2 It took me fifteen hours to reach Tokyo. 3 It took him