题目内容：
请根据下面短文回答第题： Robots(机器人)have been with US for quite some time．They can often be seen in many factories today．They have gone to such far places as the moon．Now，robots have even come into ourhomes．
Some robots can“see”．They have TV cameras for eyes．Many robots have computer brains(大脑)．But what do they look like?Some robots look like persons but many do not．
Robots are very useful to US．They call do not only simple jobs for US，such as putting thingsinto boxes，but also some difficult jobs like getting people out of fire and looking for minerals(矿物)in the deep sea．
Men can get tired，and they need to sleep．But robots do not eat，sleep or get tired．They canwork day and night．
Robots can be a lot of fun．They can do jobs to make our life better．In the future，when Wehave robots in ourhomes．they will do much of the housework for us. They will wash the dishes，take our lovely dogs for walks，watch our homes，and even talk to us．
Where are robots often used now? A．In homes．
B．In factories．
C．on the moon．
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