The digital camera in our shop is of high quality. If there be something wrong with it whi

问题补充：

The digital camera in our shop is of high quality. If there be something wrong with it while it is still under guarantee, we would repair it our expense.

A. would ; on

B. might; from

C. could; with

D. should; at

答案：

A. would ; on

B. might; from

C. could; with

(答案→)D. should; at

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