How does the professor help the student? Click on two answers. A.She gives him a copy of a sample survey. B.She recommends a useful book. C.She asks her assistant to help him. D.She agrees to review his survey draft.
A.A.She B. B.She C. C.She D. D.She E.
【参考答案】
BD 解析：The professor helps the student by recommending a ......