单项选择题

Questions 11 to 18 are based on the conversation you have just heard.

A．They are attending a concert.
B．They are negotiating about a price.
C．They are planning to go for a date.
D．They are buying something for their firm.
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单项选择题
The purpose of the transgenic engineering research is to ______.
A．get pigs of larger size in a shorter time
B．make sows produce more milk
C．make cows produce more milk
D．make pigs grow more lean meat
单项选择题
The investigation of Ontario’s College of Physicians and Surgeons is to find ______.
A．whether he still has illegal treatment on his patients
B．how many patients have been abused
C．if he told his patients about the risk
D．how much money he got from his illegal treatment
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