题目内容
( ) 4. It's for us to finish the work in a day. We need at least three days.
A. natural B. excellent
C. cruel D. impossible
4. D 由句意可知应选impossible，意为"不可能"。
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题目内容
( ) 4. It's for us to finish the work in a day. We need at least three days.
A. natural B. excellent
C. cruel D. impossible
4. D 由句意可知应选impossible，意为"不可能"。