Although we can’t predict the exact changes which will be made in the world, we often think about them. We worry about our and our children’s future; we have expectations, hopes as well as fears. But I think we should be rather sanguine about our future. We should be happy and believe good things will happen.

　　【文章大意】本文主要预测2050年的生活将会是怎样的。

　　5. Why will people probably feel a little lonely in 2050?

　　A. Because the number of people will become much smaller.

　　B. Because there will be less face-to-face communication.

　　C. Because people won’t like making friends with each other.

　　D. Because people won’t communicate with each other much often.

　　【解析】选B。细节理解题。根据第二段的内容可知, 在2050年, 人们主要通过电脑进行交流, 而很少进行面对面的交流, 人与人之间的关系也就淡薄了, 因此那时的人们会感到有点孤独。

　　6. The third paragraph mainly tells us　.

　　A. that computers will do all the things for human beings

　　B. how people will use computers to communicate with each other

　　C. that machines like computers and robots will help people a lot

　　D. how people will use robots to do the housework

　　【解析】选C。段落大意题。根据第三段的内容可知, 计算机和机器人等机器会给人类很大的帮助, 故选C项。

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