She isnewcomer tochemistry but she has already made some important d

游客2023-10-21 90

问题 She is______newcomer to______chemistry but she has already made some important discoveries.

选项 A、the; the
B、the; /
C、a; /
D、a; the

答案 C

解析此句中并没有特指的含义，故两空中都不能填the，因此选C项。

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She is______newcomer to______chemistry but she has already made some important d