Unit 2　课下能力提升(八)　

　　Ⅰ.单句语法填空

　　1．Do you know how long it was ________ you realized that he was always helping me?

　　2．The school took the students' requirement into consideration that a party ________ be held to celebrate the victory.

　　3．Before you leave, make sure to keep the boat ________ (tie) to the tree over there.

　　4．________ the temperature falling so rapidly, we couldn't go on with the experiment.

　　5．________ (surprise) and happy, Tony stood up and accepted the prize.

　　Ⅱ.完成句子

　　1．我们也建议人们多吃蔬菜和水果，减少动物脂肪的摄入，当然，也得控制体重。

　　We also advise people to eat a diet containing plenty of fruit and vegetables, to reduce their intake of animal fat, and of course, ____________________.

　　2．你总是充满活力，能告诉我其中的秘密吗？

　　You ____________________. Can you tell me the secret?

　　3．如果你去商店买一些我们晚饭所需的东西就真是帮了大忙了。

　　It will be a big help ____________________ what we need for dinner.

　　4．随着电脑越来越普及，手写信逐渐让位于电子邮件。

　　With computers becoming more and more popular nowadays, hand­written letters ____________________ e­mails.

　　5．你很难在这个城市找到一个满足你要求的旅馆。

　　It is hard for you to find a hotel in this city that can ________________.

　　6．即使你申请加入他们的俱乐部，他们也不会同意的。

　　Even if you ________________， they will not approve it.

　　Ⅲ.完形填空

　　It's commonly believed that school kids started taking summers off in the 19th century so they'd have time to work on the farm. Nice as that story is, it isn't __1__. Summer vacation has little to do with working in the __2__ and more to do with __3__， rich city kids playing hooky (逃学) and their parents.

　　Before the Civil War, farm kids __4__ had summers off. They went to school during the hottest and __5__ months and stayed home during the spring and fall, when crops needed to be planted and __6__. Meanwhile, city kids hit the books all year long - __7__ included.

　　But as cities got more crowded, they got hotter, __8__ the "urban heat island effect." That's when America's middle and upper class families started __9__ cities and went to the cooler __10__. And that caused a problem. School __11__ wasn't compulsory back then, and __12__ were being left half­empty each summer.

　　Lawmakers started arguing that kids should get summers off anyway. It helped that, culturally, __13__ time was becoming more important. With the dawn of labor unions and the eight­hour workday, working adults were getting more time to themselves. Advocates for vacation time also __14__ (incorrectly) that the brain was a muscle, and like any muscle, it could suffer injuries if __15__. From there, they believed that students shouldn't go to school year­round. What is more, air conditioning was decades away, and city schools during summertime were like __16__.

　　So by the turn of the century, urban districts had managed to cut about 60 schooldays from the hottest part of the year. Rural schools soon __17__ the same pattern __18__ they wouldn't fall behind. Business folks obviously saw a(n) __19__ here. The summer vacation business __20__ ballooned into what is now one of the country's largest billion­dollar industries.

1．A.true B．funny