题目内容
—Hi, Albert, I can’t find my reference book!
—Sorry, I ______ it and I guess I put it on the top shelf with my things.
A. use B. had used
C. am using D. used
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题目内容
—Hi, Albert, I can’t find my reference book!
—Sorry, I ______ it and I guess I put it on the top shelf with my things.
A. use B. had used
C. am using D. used