-We could have asked Mr. Zhang for help.
问题:
-We could have asked Mr. Zhang for help. He is always ready to help others.
-I ________ that. A long time _______.
A.have forgot, wastes
B.forgot, wasted
C.forgot, was wasted
D.forgot, has been wasted
-We could have asked Mr. Zhang for help. He is always ready to help others.
-I ________ that. A long time _______.
A.have forgot, wastes
B.forgot, wasted
C.forgot, was wasted
D.forgot, has been wasted