综合填空。
阅读短文，用方框内所给单词的正确形式填空，每词限用一次。
| way, look, difficult, into, fact, can't, and, important, with, tool |
There are robots all around us. Some do very
1 work like flying a plane or driving subway trains.
2 some do simple work. People put information
3 the robots to tell them what to do. Robots are like people in
two
4 : They work and they have senses (感觉). They are very
5 in factories. They can do dangerous
work that people
6 do.
In our daily life, they are useful
7 . People hope that robots can help them
8 housework. It becomes
true now. Usually we think robots must
9 like a real person, but in
10 , most of time, they're machines
(机器).