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