A．people will spend less time in studying

B．more and more people needn't go to school

C．people will have more time to relax or rest

D．no patients will be found in the world

C　解析：推理判断题。根据第五段的By 2050，we will see robots everywhere.They do not ask for pay rises or go on strike，and they work 24 hours a day.可以推知，工作可以让机器人做，人们会有更多的时间来放松和休闲。

七选五

　　(2018·河北唐山一中高二期中)As a parent, you must have a lot of concerns regarding the various skills you would like your child to acquire.Music is one of them.1.________ On the other hand, it is great for a child's overall development if he or she has an interest in the fine arts.

　　2．________ It is well known that they stay out of trouble as teenagers and young adults if they have music as a serious interest.The concentration helps them with their grades.Their learning and communication skills are better than those of their peer group.They also develop lots of confidence and self­esteem.

　　Another advantage of your child learning music becomes obvious only at a later stage.3.________ It can be very beneficial and many top musicians had a very early exposure to music and credit this with their later successes.

　　You can start when your child is only a baby, by exposing him or her to a wide range of music at home.4.________ And you could sustain (维持) your child's interest by having the both of you singing together.

　　Some parents start their children on a musical instrument as early as 3 years of age.This is great if the child is having a good time.It goes without saying that you should not have to drag your child to lessons.You can be sure that nothing productive will come out of it.5.________

　　If you start your child on music lesson by the age of 5, taking care to encourage her and not to push her, your child will grow up into an accomplished adult with a well­rounded personality.

A．It can have good effects on your child.

B．That is why many people make a selection of music as a career.

C．And your child will have a lifelong dislike of music.

D．Otherwise you'll completely spoil your child's future.

E．You could ensure that there is a song or melody playing in the background.

F．There are a couple of advantages of teaching children to play a musical instrument.

G．On the one hand, it can encourage your child's creativity and natural hobby.

答案：1－5.GFBEC

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