问题
选择题
----Do you think Jim will pass the Chemistry exam?
----Sure. He ______a lot of time on it.
A．took
B．cost
C．paid
D．spent
答案
答案：D
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----Do you think Jim will pass the Chemistry exam?
----Sure. He ______a lot of time on it.
A．took
B．cost
C．paid
D．spent
答案：D