问题
选择题
He paid for a seat, when he _____ have entered free.
A．could
B．would
C．must
D．need
答案
A。
could have done的意思是“本来可以做某事”。句子语境为“虽然他本来能够免费入场，但他买了票”。
搜题请搜索小程序“爱下问搜题”
He paid for a seat, when he _____ have entered free.
A．could
B．would
C．must
D．need
A。
could have done的意思是“本来可以做某事”。句子语境为“虽然他本来能够免费入场，但他买了票”。