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The Internet has rapidly developed and become part of ou daily life. It’s a very fasst and convenient way to get (1) ...information........ .People (2) ............use .................... the Internet for many purposes: education, communication, (3) .....entertainment ......... and commerce. The Internet help people (4) ....communicate ............ with friends or relatives by means of (5) .......... e-mail............... or chatting
However, the Internet has limitations. It is (6) ..time-consuming....... and costly. It is also dangerous because of viruses and bad programs. People sometimes have to suffer various risks such as spam or (7) ...........electronic ............... junk mail, and (8) .....personal ......... information leaking. So, while enjoying surfing, be alert!
1 have been
2 was introduced
3 information
4 costly
5 exploration
6 careless
7 being look at
8 had just had
9 was built
10 to come back
11 listening
Đáp án: B