单项选择题

Questions 23 to 25 are based on the conversation you have just heard.

A．She’s unable to attend the study session.
B．She has seen a doctor recently.
C．She’s concerned about medical care.
D．She mentions the need for sore6 medical tests.
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单项选择题
A) Professor Smith. C) A teaching assistant. B) A specialist’ in Chemistry. D) A university technician.
A) Professor Smith. C) A teaching assistant.
B) A specialist’ in Chemistry. D) A university technician.
单项选择题
A．Because the taxi driver tried to overcharge him.B．Because the policeman had stopped him.C．Because the taxi driver refused to take him.D．Because he had been overtaken by many cars.
A．Because the taxi driver tried to overcharge him.
B．Because the policeman had stopped him.
C．Because the taxi driver refused to take him.
D．Because he had been overtaken by many cars.
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