问题
选择题
We've offered her the job,but I don't know _____ she'll accept it. [ ]
A. where
B. what
C. whether
D. which
答案
答案：C
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We've offered her the job,but I don't know _____ she'll accept it. [ ]
A. where
B. what
C. whether
D. which
答案：C
若要求相对误差小于0.1%，则可以滴定的酸度条件是（）。
