问题

I guess you can buy such a smart phone for 300 dollars—I could just two months ago,but the price ________ by 20%
A:went up
B:had gone up
C:has gone up
D:goes up
B:had gone up
C:has gone up
D:goes up
正确答案是:
同类题型
Why do you always drive to work _______ you could easily take the bus?
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healthy life is frequently thought to be_____with the open countryside and home-grown food.
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