Mary ____ many songs at a party.A.heard sing B.heard to singC.was_英语解答

Mary ____ many songs at a party.
A.heard sing B.heard to sing
C.was heard sing D.was heard to sing

人气：164 ℃　时间：2019-12-19 01:17:16

解答

d 这里有被动语态玛丽在派对上被听到唱了很多歌曲.be done 被动语态
hear sb do sth 这个词组变成被动时注意：be heard to do sth...