It is diving great speed that often causes serious accidents.A. onB. atC. forD. in

发布时间：2020-08-16 14:05:12

It is diving      great speed that often causes serious accidents.
A. on
B. at
C. for
D. in

网友回答

A. on
(答案→)B. at
C. for
D. in
解析：在英文中表示以……速度，可用介词at，故本题选B。
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