He asked ___ Mary could sing some songs in the party.正确答案是A,B为何不可?A.ifB.when
问题描述:
He asked ___ Mary could sing some songs in the party.正确答案是A,B为何不可?
A.if
B.when
答
He asked ___ Mary could sing some songs in the party.正确答案是A,B为何不可?
A.if
B.when