题目内容

(用词或短语的适当形式填空)

  try to,  because of,  be bad for,  look up,  put on weight

(1)

I've ____ a lot of information about smoking.

(2)

You already know that smoking ____ your breathing and can cause cancer.

(3)

Doctors aye finding that more and more nonsmokers are falling ill ____ the effects of other people's smoking .

(4)

You must ____ save your own life.

(5)

I am ____ what can I do?

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