求解决一道英语选择题 While he was ----about in the street,he met an old fri_其他解答

求解决一道英语选择题 While he was ----about in the street,he met an old friend by chance.
选项；A.wandering B.wondering C.wondered D.wandered

人气：382 ℃　时间：2020-02-04 01:13:46

解答

选A,be doing,进行时,排除C、D.
wander”无目的的闲逛“
wonder"想知道”
排除B