问题
选择题
Do you know ______ man, whose son is ______ astronaut?[ ]
A. the; an
B. a; an
C. /; the
D. the; /
答案
答案：A
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Do you know ______ man, whose son is ______ astronaut?[ ]
A. the; an
B. a; an
C. /; the
D. the; /
答案：A