题目内容
--- What about going to the South Lake for a picnic next weekend?
--- OK. But I’m not sure _______ it will rain.
A. why B. where C. when D. whether
D
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题目内容
--- What about going to the South Lake for a picnic next weekend?
--- OK. But I’m not sure _______ it will rain.
A. why B. where C. when D. whether
D