He ________you more help, but he has been so busy.
He ________you more help, but he has been so busy.
A.would have given
B.must have given
C.has given
D.can give
答案及解析: A
He ________you more help, but he has been so busy.
A.would have given
B.must have given
C.has given
D.can give
答案及解析: A