题干
— What about going to Jingpo Lake for a trip next weekend?
— OK. But I'm not sure _____ it will rain.
A：whether
B：where
C：why
答案(点此获取答案解析）
A
— What about going to Jingpo Lake for a trip next weekend?
— OK. But I'm not sure _____ it will rain.
A：whether
B：where
C：why
