问题描述：
句型转换
1.The question was so difficult that I didn't know how to answer it.
The question was ____ ____ ___ ____ ____ answer.
2.Don't come if I don't call you.
____ come ___ I call you.
3.Watching too much TV is bad for your eyes.
___ bad for you eyes ___ _____ too much TV
1.The question was so difficult that I didn't know how to answer it.
The question was ____ ____ ___ ____ ____ answer.
2.Don't come if I don't call you.
____ come ___ I call you.
3.Watching too much TV is bad for your eyes.
___ bad for you eyes ___ _____ too much TV
问题解答：
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