问题
选择题
Isimply couldn’t understand how it _______ that you did so much work in such a short time.
A．cameup
B．camealong
C．cameback
D．cameabout
答案
答案：D
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Isimply couldn’t understand how it _______ that you did so much work in such a short time.
A．cameup
B．camealong
C．cameback
D．cameabout
答案：D