题目内容
(2010·吉林实验中学高三一模)----What made him worried?
----____ help the people in the snowstorm in the South.
A. Not known how to B. Because we didn’t know how to
C. Our knowing not how to D. Our not knowing how to
D
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题目内容
(2010·吉林实验中学高三一模)----What made him worried?
----____ help the people in the snowstorm in the South.
A. Not known how to B. Because we didn’t know how to
C. Our knowing not how to D. Our not knowing how to
D