With the development of computer technology, the Internet has become 1 and more important in our daily life. It 2 a very important role in people's life. Some people even say that they cannot live 3 the Internet because it is a very useful tool to them.4 should we use the Internet correctly?

On the one hand, we should make good 5 of the Internet. We can study on the Internet and search for some information on it. We can 6 watch movies, go shopping, chat with our friends and so on. We shouldn't spend too much time on it.7 we shouldn't believe anything on the Internet, because we can't imagine who the person we chat with is. We can't give out anything about our personal information on the Internet. On 8 hand, many children are interested in computer games and waste a lot of time. It's 9 for improving their grades.

In a word, the Internet is useful to people's life, but it also has disadvantages. If you can use it in the right way, your life will become better and better because 10 the Internet.

—People near the lake didn't allow them to         a factory so as not to pollute the water.

—Once a year.