题目内容

Computers are our friends_____you use them in the wrong way.

A. because
B. unless
C. as long as

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We may become ______

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

We will talk more with virtual friends and talk ____with our real friends.

A. more
B. less
C. least

Many children spend ____time on computer games.

A. too many
B. much too
C. too much

Many children spend too much time ____computer games.

A. in
B. on
C. for