摘要：30．-Can we ski on this mountain? -Of course．However, at no time you do so alone. A．could B．might C．need D．must
网址：http://m.1010jiajiao.com/timu_id_1706215[举报]
—Can we ski on this mountain??
—Of course.However, at no time _______ you do so alone.?
A. could B. might
C. need D. must?
查看习题详情和答案>>—Can we ski on this mountain?
—Of course. However, at no time _______ you do so alone.
A. could B. might C. need D. must
查看习题详情和答案>>
—Can we ski on this mountain?
----Of ourse.However,at no time _______you do so alone.
A. could B.might C.need D.must
查看习题详情和答案>>