◎ 题干
—— It seems that his health is improving.
—— Yes.It is ten years ______ he _______.
A.since; smokedB.since; did n’ t smoke
C.that; smokedD.before; smoked
◎ 答案
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◎ 解析
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◎ 知识点
    根据n多题专家分析,试题“—— It seems that his health is improving.—— Yes.It is ten years ______ he _______.A.since; smokedB.since; did n’ t smokeC.that; smokedD.before; smoked…”主要考查了你对  【therebe句型】  等知识点的理解和应用能力。关于这些知识点的“档案”,你可以点击相应的链接进行查看和学习。