Speed of cars is measured kilometres per hour. A. on B. in C——青夏教育精英家教网—

题目内容

15、Speed of cars is measured ________kilometres per hour.

A. on B. in C. by D. to

试题答案

15、B

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23. Speed of cars is measured ________kilometres per hour.

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A. on B. in C. by D. to

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A．on

B．in

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