◎ 题干
— Listen! It is still noisy in the head teacher's office.
— Go and see _____ they have finished correcting the papers yet.
[     ]
A.though
B.whether
C.unless
D.while
◎ 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“— Listen! It is still noisy in the head teacher's office. — Go and see _____ they have finished correcting the papers yet. [ ] A.thoughB.whether C.unless D…”主要考查了你对  【从属连词】  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。