问题
选择题
They've won their last three matches, ______ I find a bit surprising actually. [ ]
A. that
B. when
C. what
D. which
答案
答案：D
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They've won their last three matches, ______ I find a bit surprising actually. [ ]
A. that
B. when
C. what
D. which
答案：D
3C＋5D反应中，表示该反应速率最快的是 [ ]