问题描述：
【初二英语】He tried ___ ___ smoking several timess,but failed.
他多次尝试过戒烟,但失败了.
He tried ___ ___ smoking several timess,but failed.
他呼吸有困难.
He has ____ ____.
一空一词
他多次尝试过戒烟,但失败了.
He tried ___ ___ smoking several timess,but failed.
他呼吸有困难.
He has ____ ____.
一空一词
问题解答：
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