题目内容
---Is ________book on the desk __________useful one?
---No, it isn’t.
A.the; an B.the; a C.a; the D.the;/
试题答案
1、B
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---Is ________book on the desk __________useful one?
---No, it isn’t.
A.the; an B.the; a C.a; the D.the;/
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