He is riding____ low speed on the road A.at B.in C.on D.to_英语解答

He is riding____ low speed on the road A.at B.in C.on D.to

人气：436 ℃　时间：2020-10-01 11:21:02

解答

A
固定短语：at ...speed 以……的速度
句意是：他正在马路上慢速地骑车.