he once heard the song -------in english.A.sing B.sung C.sang D.singing应选B 为什么?我选D
问题描述：
he once heard the song -------in english.A.sing B.sung C.sang D.singing
应选B 为什么?我选D
答
过去分词在这里做被动后置定语
the song sung in english 用英文唱的歌
答
B
sing sang sung
这里用过去分词表被动
答
dude your grammar suckheard mean's past tense so sing should be past tense.that is sang.but heard once mean's he was singing it was some else singing it.so past tense need change to past participle th...
答
B
过去分词表示了被动语态，歌应该是被唱，而不是自己在唱。