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　　英语四级备考，距离四级考试的时间越来越近了，下面小编为备考的同学们整理了练习及答案，希望可以为大家带来帮助，一起来练习一下吧。
　　1.____ would welcome such a chance. A)Many man B)A many men C)Many a man D)Many a men
　　2.If Alaska ____ to the United States,perhaps Russian____ there now. A)were not to be sold … is spoken… B)were not sold … is spoken C)had not been sold...would be spoken... D)had not been sold...was spoken
　　3.It was after she had made a thorough investigation ____she came to know the actual state of affairs. A)then B)that C)so that D)therefore
　　4.____ squeezing your own oranges,have you tried buying PACks of orangejuice? A)Other than B)Better than C)Less than D)Rather than
　　5.Without air,____ no wind or rain. A)there would be B)there will be C)there have been D)there is
　　6.Although the examination he had passed was not important,his success____ him in his ambition to become a doctor. A)urged B)encouraged C)promised D)persuaded
　　7.Attending to a wife and six children____ most of his time. A)gives up B)eats up C)takes up D)breaks up
　　8.Pigs are easy to raise because they feed ____almost anything . A)in B)on C)for D)from
　　9.How close parents are to their children ____ a strong influence on the character of children. A)have B)has C)having D)to have
　　10.She would sit up late____ novels. A)examining out B)popping up C)poring over D)practicing on
　　答案与解析:
　　1.C 很多人会欢迎这样一个机会。解析：C.Many a man 很多人。many a 可数名词单数形式，表示很多，结构正确，是答案。A.Many man, many后应接可数名词复数形式。B.A many man 结构错误 D.Many a men, many a 后不能用复数形式。
　　2.C 如果阿拉斯加没有卖给美国的话，那么现在那儿(的人)应该说俄语。解析：很明显本题是虚拟语气，而且是对过去的虚拟。故从句动词用had done 形式，主句用would have done 形式。从此判断，C项是正确的。
　　3.B 她是在进行彻底的调查之后，才逐渐了解事件的真相解析：很明显此处为 It was ... that...强调结构。
　　4.D 你试过买桔子汁，而不是挤自己的桔子吗?解析： D.Rather than而不是，符合题意是正确答案; A.Other than除了、除了……之外的，其它用于此则句意不通顺。B.Better than好于……;C.less than 少于……。均与题意不符。
　　5.A 如果没有空气，也就没有风和雨。解析：从题意判断，此处应为虚拟语气，所以用A项。其它各项不表示虚拟语气。
　　6.B 尽管他通过考试并不重要，但这次成功对他要当医生的志愿起到了鼓励作用。解析：B.encouraged鼓励、激励。符合题意是正确答案。 A.urged极力主张;B.promised 答应、允诺;D.persuaded 劝说、劝服。均与题意无关。
　　7.C 照料妻子和六个孩子花去了他大部分时间。解析：C.takes up 占去、占用。符合题意，是正确答案。A.gives up 放弃、戒除;B.eats up 吃光、吃完;D.breaks up 打碎、。均与题意无关。
　　8.B 养猪很容易，因为它什么都吃。解析：feed on 以……为食。符合题意是正确答案。其它各项搭配无此意。
　　9.B 父母和孩子们的亲密程度对孩子们的性格有很大的影响。解析：在含有主语从句的句子里，谓语动词要用第三人称单数形式。因此，B答案是正确选项。
　　10.C 她过去经常读书到深夜。解析：C.poring over 钻研、熟读，符合题意，是正确答案。A.examining out 此搭配少见;B.popping up 突然出现;D.practicing on 利用(别人的弱点等)，欺骗某人。均与题意无关。