问题补充：
We live in “computer age(时代)”. People like using computers to do 21work. But more than 20 years ago, 22couldn’t do much. They were very big and expensive. Very 23people were interested in them and knew how to use them. Today computers are smaller and 24.Since they are useful, many people like to use them, even at home.
Computers 25very important because they can work 26than men and make fewer mistakes. Computers can 27people do a lot of work. Writers can use computers to write. Teachers can use computers to help teaching and students use them to study. Computers can also remember what you put 28 them. Computers are very29. They are our good friends. Do you want to 30a computer.
【小题1】A．all kinds ofB．manyC．very much D．a lot【小题2】A．teachers B．students C．computers D．scientists【小题3】A．a fewB．few C．little D．a little【小题4】A．cheaper B．cheap C．expensive D．more expensive【小题5】A．is becomingB．becomesC．becomeD．became【小题6】A．quicklyB．quick C．fastD． faster【小题7】A．helpB．tell C．askD．stop【小题8】A．onB．into C．up D．to【小题9】A．heavyB．careful C．beautifulD．helpful【小题10】A．lend B．payC．haveD． sellA
答案：
(答案→)A
解析：
【小题1】A all kinds of 各种各样的。（B、many 许多C、 very much 表示程度，非常 D、a lot 许多，大量表程度）
【小题1】C但是二十多年前，电脑几乎不能做什么。根据文意知道是电脑。
【小题1】B few几乎，表否定。几乎没人对电脑感兴趣，也不知道怎样使用。
【小题1】A和上句又大又贵对应，又小又便宜。cheap的比较级加er.
【小题1】C电脑变得越来越重要。纵观全文的时态是一般现在时。主语是computers排除B.
【小题1】D faster比较级，更快。因为电脑工作速度比人快且出错少。
【小题1】A电脑可以帮助人们做许多工作。Help 帮助。
【小题1】B put into 输入，电脑也可以帮助记忆输入的东西。
【小题1】D helpful有用的，综上所述，电脑是非常有用的。
【小题1】C have 拥有。你想拥有一台电脑吗？
