Official 13 Lec 4
Question 6 of 6
Listen again to part of the Lecture. Then answer the question Why does the professor say this:

A.

To offer a hint about the answer to a question he asked

B.

To clarify a question that a student asked

C.

To find out whether students understand question he asked

D.

To find out whether students understand an important comparison he made

正确答案:A

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