Question

People have always tried hard to invent useful things. They know well that nothing is p1 without careful watch and hard work. Now inventions can be s 2 here and there in our life. They can be invented by a single person o 3 in group work. Some new things are invented by chance (偶然地) ，but o 4 are not. People get new ideas from earlier things.

The new and surprising things show technology has really c 5 our life a lot. For example,with nanotechnology (纳米技术) ，we can build what we want b 6 everything is made up of atoms (原子) . We c 7 make clothes that are free from dirty marks. We can own cell phone batteries that can last f 8 100 days. We will have better medicine. The possible uses of nanotechnology are too m 9 to count. Maybe in the near f 10 ,our life will become very convenient. Do you think so?

1. 2.3. 4. 5.

6.7. 8. 9. 10.

Answer 1

 1. possible   2. seen   3. or   4. others   5. changed

4. because   7. can   8. for   9. many   10. future