单项选择题


Questions 19 to 22 are based on the conversation you have just heard.

A．Because he is too young to catch that.
B．Because he has not been exposed to that.
C．Because his sister hasn’t caught that.
D．Because he has been immunized recently.
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单项选择题
A．He lost a button at work.B．He doesn’t know where he put the calculator.C．He thinks he broke something the woman lent him.D．He’s not sure how to solve the math problem.
A．He lost a button at work.
B．He doesn’t know where he put the calculator.
C．He thinks he broke something the woman lent him.
D．He’s not sure how to solve the math problem.
单项选择题
A．The strength of its shipbuilding industry.B．The physical features of the river itself.C．The abundance of fruit, vegetables, and livestock.D．The similarity of climate to that in Europe.
A．The strength of its shipbuilding industry.
B．The physical features of the river itself.
C．The abundance of fruit, vegetables, and livestock.
D．The similarity of climate to that in Europe.
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