问题补充：
Life in the twenty-first century（世纪） will be very different from life today.Between then and now many changes（变化） will take place,but what will the changes be?
The population（污染） is growing fast.There will be many people in the world and most of them will live longer than people live now.
Computers will be much smaller and more useful,and there will be at least one in every home.And computer studies will be one of the important subjects in schools then.
People will work fewer hours than they do now and they will have more free time for sports,watching TV and travelling.Travelling will be much easier and cheaper.And many more people will go to other countries for holidays.
There will be changes in our food,too.Maybe no one will eat meat every day,instead they eat more fruit and vegetables.Maybe people will be healthier.
Work in the future will be different,tooDangerous and hard work can be done by robots（机器人）.Because of this, people will not have enough work to do.This will be a problem.
【小题1】There will be in the future.A．Small populationB．Few changes C．More peopleD．Few people【小题2】In the future the computer will be .A．Much bigger and few people will use it B．Much smaller and more useful C．Smaller and not many people will use it D．Bigger and a lot of people will use it【小题3】In the future more people . A．Will go to other countries for holidaysB．Will study at school C．Will go earlierD．Will work for many hours【小题4】People will prefer to in the future. A．Fruit and vegetables; meatB．Meat; fruit and vegetables C．Fruit and meat; vegetablesD．Meat and vegetables; fruit【小题5】The robots will in the future. A．Do the dangerous workB．Do all the work C．Do only houseworkD．Do the easy work for peopleC
答案：
(答案→)C
解析：短文大意：在第二十一世纪的生活将是非常不同于今天的生活。人口快速增长。计算机将更小、更有用科。人们工作的时间将会更少，他们会有更多的空闲时间做运动，看电视和旅游。我们的食物也会有变化。在今后的工作将是不同的，太危险和艰苦的工作都是由机器人来完成。
【小题1】细节理解题。根据第二段开头The population is growing fast.There will be many people in the world可知选 C。
【小题2】细节理解题。根据第三段首句Computers will be much smaller and more useful,可知选B。
【小题3】细节理解题。根据第四段末And many more people will go to other countries for holidays.
可知选A。
【小题4】细节理解题。根据第五段第二句Maybe no one will eat meat every day,instead they eat more fruit and vegetables.可知选A。
【小题5】细节理解题。根据最后一段第二句Dangerous and hard work can be done by robots 可知选A。
