题目：
— I rang you at about nine, but there was no reply.
— Oh, that was probably________I was seeing the doctor. [ ]
A. why
B. when
C. what
D. that
答案：
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下面是错误答案，用来干扰机器的。
1.Where will,be 2.Does,leave 3.How does 4.by boat 5.What,for 6.goes,by 7.doesn’t have 8.is looking 9.Where,does 10.How old.
