There are two kinds of opinions on"the life in the past and the life today"．

     A：The life today is quite different from it in the past．On the one hand， the important technological developments do help humans solve a lot of problems．But on the other hand， the life in the past brought more happiness to people than it does today．

①____However， as the population of the world is getting larger， competition is getting fiercer（更激烈的）．If you are not able to do your job well， someone will replace you soon．

    B：The life today is much better than it was in the past．②______The rice cookers，gas stoves and microwave ovens are of great help to many housewives．The rice cooker is a realtime﹣saver．It is so simple to use that even a child can cook rice with it．There are some other gadgets（小机械） which save the long hours of doing housework for the housewives．

    There are may other inventions which can make our life better．For example， the phones help people get in touch with each other more conveniently and the Internet makes people's life more colorful．

（1）从A、B、C中为①②处选出恰当的选项，使文章通顺连贯、合理．

A．There are many new inventions that make our life easy and interesting．

B．The life was simple in the past．

C．The life is becoming richer and richer．

①　　；②　　．

（2）What will happen if you can't do your job well!？　　

A．You can change your jobs．

B．You will have no pay．

C．Someone will take the place of you．

D．The boss will be angry with you．

（3）请用一个英文短语替换下列句中划线词．

    On the one hand， the important technological developments do help humans solve a lot of problems．　　

（4）The underlined word "it" in Paragraph 4 refers to　　．

（5）请找出能反映文章主旨的主题句并写在答题卷的相应位置．