---What does your mother do?---She is . She works in a hospitalA. an actorB. a shop assist

---What does your mother do?
---She is . She works in a hospital
A. an actor
B. a shop assistant
C. a doctor
D. a policeman

A. an actorB. a shop assistant(答案→)C. a doctorD. a policeman解析：我的母亲在医院工作，那么选项中表示医生的单词doctor与此相符，故本题选C。

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