选修七unit3同步练习

Unit 3Unit 3SectionSection ⅡⅡ Ⅰ.单词拼写 1．He spent six months in prison before fleeing逃离the country. 2．The crowd yelled大声叫encouragement at the players. 3．The children learned about the relationship关系between the moon and the tides. 4．The report urged敦促that all children be taught to swim. 5．Snow forced many drivers to abandon舍弃their vehicles. Ⅱ.短语填空 in the meantime；help out；aim at；sort out；ahead of 1．I tried to think about all the problems that were __________________ me tomorrow. 答案ahead of 2．It is difficult to ____________________ the lies from the truth. 答案sort out 3．Organizing the school trip will be a lot of work，so I need some volunteers to ____________________. 答案help out 4．Your computer won’t be arriving till Thursday.________________ ，you can use Jude’s. 答案In the meantime 5．This anti-smoking campaign is mainly ________________________________________ young teenagers. 答案aimed at Ⅲ.单项填空 1．The grandparents ________ when they saw the gold medal their grandson had got at the Olympic Games. A．couldn’t help to smile B．couldn’t help smiling C．couldn’t help but smiled D．couldn’t help but smiling 解析 can’t help doing sth.“情不自禁做某事”。 can’t help to do sth.“无法帮助做某事”； can’t help but do sth.“不得不做某事”。 答案B 2．Put the kettle on to boil and ________ we’ll cut the bread. A．in other words C．in the meantime B．on the other hand D．on the contrary 解析 句意 把水壶放上去烧水， 与此同时我们切面包。 in other words 换言之； on the other hand 另一方面；in the meantime与此同时；on the contrary相反。故 C 项符合句意。 答案C 3．Whenever she heard that someone had trouble，she would go to ________. A．find out C．carry out B．work out D．help out 解析句意每当听说有人有困难时，她都会去帮助解决。help out“帮助摆脱困境或 危险”，符合题意。find out 找出；发现；work out 做出；解决；carry out 实施。 答案D 4．It is reported that the Beijing- Shanghai High-Speed Railway will be completed in about forty five months，about two or three months ________. A．in the meantime C．against time B．in no time D．ahead of time 解析ahead of time 意为“提前”，根据句意可知北京到上海的高铁将提前约两三个月 完工。in the meantime“在此期间；与此同时”；in no time“立即；马上”；against time“争 分夺秒地；尽快地”，三者与句意不符。 答案D 5．The discovery of gold in Australia led thousands to believe that a fortune ______. A．is made C．was to be made B．would make D．had made 解析 句意 澳大利亚金矿的发现使成千上万的人认定会发财。 make a fortune“发财”； be to do 结构表示注定会发生某事。 答案C 6．______ a moment and I will go to your rescue. A．Go on C．Move on B．Hold on D．Carry on 解析句意坚持一会儿，我去救你。hold on “坚持住，挺住”，符合语境。 答案B 7．After the earthquake，the first thing the local government did was to provide ______ for the homeless families. A．accommodation C．equipment B．occupation D．furniture 解析句意地震之后，当地政府首先做的事情就是为无家可归的家庭提供住处。 accommodation“住处，容身之处”；occupation“职业，工作；占据”；equipment“设备， 装备；素质”；furniture“家具”。由句意可知，应选 accommodation。 答案A 8．I thought the medicine would make him sleep，but it had the ________ effect. A．better C．opposite B．practical D．basic 解析句意我原以为这药能使他睡着，但其作用恰恰相反。 opposite 相反的，相对的， 符合句意。 答案C 9．Jerry was about to sit down and have a cup of tea ________ the doorbell rang. A．while C．when B．as D．until 解析句意杰瑞刚要坐下来