Mark the letter A, B, c, or D on your answer sheet to indicate the correct answer to each of the following questions. My mother works________a nurse in a big hospital. She cxamincs the patients.
A. for
B.in
C.as
D. at
* Đáp án
* Hướng dẫn giải
Đáp án là C. work as + a/an + N ( nghề nghiệp): làm việc như một....