问题
选择题
She is ________ newcomer to ________ chemistry but she has already made some important
discoveries.[ ]
A. the; the
B. the; /
C. a; /
D. a; the
答案
答案：C
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She is ________ newcomer to ________ chemistry but she has already made some important
discoveries.[ ]
A. the; the
B. the; /
C. a; /
D. a; the
答案：C