问题
选择题
—When did you start your math homework?
—One hour ago, but I _____ it yet.
A. didn't finish
B. finished
C. have finished
D. haven't finished
答案
答案:D
—When did you start your math homework?
—One hour ago, but I _____ it yet.
A. didn't finish
B. finished
C. have finished
D. haven't finished
答案:D