题目内容

-__ do you spend online every day?-for about 1 hour.

A. How much
B. How long
C. How often

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Electronic books will ___paper books.

A. recycle
B. replace
C. renew

-______the Internet?

A. What do you like
B. How do you like
C. What do you think

Computers are our friends_____you use them in the wrong way.

A. because
B. unless
C. as long as

We may become ______

A. lazy and lazy
B. lazier and lazier
C. more and more lazy