题目内容
I don't know _______ he will come tomorrow. _______ he comes, I'll tell you.
[
]
A .if;Whether |
B .whether;Whether |
C .if;That |
D .if;If |
答案:D
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题目内容
I don't know _______ he will come tomorrow. _______ he comes, I'll tell you.
[
]
A .if;Whether |
B .whether;Whether |
C .if;That |
D .if;If |