问题补充：
We won’t see any flowers until May.
A. We will see flowers only in May.
B. We won’t see flowers after May.
C. We will see flowers before May.
D. We will see flowers when May comes.
答案：
A. We will see flowers only in May.
B. We won’t see flowers after May.
C. We will see flowers before May.
(答案→)D. We will see flowers when May comes.
解析：not…until…直到···才。
