题目内容
Not until I began to work ________ realize how much time I had wasted．
didn’t I
did I
I didn’t
I
－
A．Yes, I did
B．No, I didn't
C．Yes, I didn't
D．No, I did
—Didn’t you enjoy the performance last night?
— .It was less wonderful than expected.
A.Yes，I did B.No，I didn’t C.Yes，I didn’t D.No，I did
We got in my father's car and headed straight home and__________,I surely would have been stuck in the station for several days.
A. had I not? B. did I not? C. if I didn't? D. if I had
A.Yes,I did B.No,I didn’t C.Yes,I didn’t D.No,I did
