问题补充:
---What are you going to do next weekend?
---I yet. Do you have any good ideas?
A. haven decided
B. won decide
C. have decided
D. didn decide
答案:
(答案→)A. haven decided
B. won decide
C. have decided
D. didn decide
解析:句意:你打算下个周末做什么?我还没有作出决定。你有什么好想法吗?根据yet一词可知该用现在完成时态的否定形式,所以选A。