题目
--- I don’t know ______. --- She is a doctor.
A.
how is your sister
B.
how your sister is
C.
what is your sister
D.
what your sister is
知识点:连接代词章节:词法 / 代词
--- I don’t know ______. --- She is a doctor.
how is your sister
how your sister is
what is your sister
what your sister is
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