学生啦：Unit 3 ComputerPeriod4 Speaking and Writing分层作业A层作业以夯实基础一、根据中文含义填空1.People are often(恐惧)things they don't understand2.We offered them a good price but they wouldn't(卖)3.Our personal space extends about 12 to 18(英寸)around us.4.The money could be more usefully(购置)on new equipment..5.He was(as much for his personal qualities as for his management skills.二、填空题1,阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中词语的正确形式填空。Long long ago,there was a man who lived in a village.One day,he went to a market and didsome(shop).He(sudden)found two boxes.Both the twoboxes(be)very beautiful and the man fell in love with them at the first sight.So hebought them.After he got home,he didn't know how to use the two boxes.He thought it over and decidedto do something(specially).He decided to put all of his happiness in the yellowbox and all of his sadness in the black box.He thought that it was funny to do that.A few days(late),the yellow box was very heavy,the black boxwas still light.He didn't knowHe decided to open the two boxes and found out the(true).He opened the yellow box and found nothing.Then he opened the black box and sawhole at the bottom(底部).Then he smiled toand said,"Happiness is for me.Let sadness go."B层作业：能力提升三、语法填空The computer is increasingly popular in people's(day)life.The number ofcomputers in every family is(much)than TV sets.Some people think the computeris so great that they all regard it as a giftthe heaven.However,some people considerit brings more disadvantages than advantages.my opinion,both opinions are correct,but if we can use the computer in a proper way,its advantages are superior to disadvantages.Ihave several reasons.