Why does the woman say this:
A. She is not sure about her observation.
B. She is insulting the man with this comment.
C. She is certain the man agrees with her.
D. She is asking for the man's opinion.
查看答案
Why does the professor mention fingerprints？
A. To demonstrate that blood types are different for individuals
B. To explain how most of the blood tests are performed
C. To explain why O blood is considered universal
D. To help students remember the different antigens
Which section includes the conclusions？
A. Discussion
B. Results
Chart
D. Introduction
The phrase realize its potential in the passage is closest in meaning to
A. recognize its success.
B. exploit it.
C. measure its capacity.
D. manufacture it.
Why does the professor say this:
A. To emphasize the importance of commercials
B. To correct something that he said earlier
C. To identify the time limits for most commercials
D. To relate new information to a previous example
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