----Do you think Jim will pass the Chemistry exam? ----Sure. He a lot of time on it.A. too

问题补充：

----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：

A. took

B. cost

C. paid

(答案→)D. spent

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