题干
—How about going boating if it_____ tomorrow.
—But nobody knows if it _______tomorrow.
—But nobody knows if it _______tomorrow.
A：won't rain； rains
B：doesn't rain； rains
C：doesn't rain； wil1 rain
D：won't rain； will rain
答案(点此获取答案解析）
C
2+1）一定在（ ）