单项选择题

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

A．The problem may have been a very complicated one.
B．No one can solve this problem.
C．The man thinks that the problem is quite easy for Linda.
D．The man thinks that he can solve the problem himself.
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单项选择题
A．They like to talk with her.B．They were insulted by the doctor.C．They have mental problems.D．They’ve just felt on edge.
A．They like to talk with her.
B．They were insulted by the doctor.
C．They have mental problems.
D．They’ve just felt on edge.
单项选择题
A．A mother giving birth in spring will eat less vitamins than those giving birth in autumn.B．In summer, babies are prone to infections of the digestive system.C．In Austria, adults born in autumn lived about four months longer than those born in spring.D．Although nutrition at all times of the year has improved, the seasonal pattern persists.
A．A mother giving birth in spring will eat less vitamins than those giving birth in autumn.
B．In summer, babies are prone to infections of the digestive system.
C．In Austria, adults born in autumn lived about four months longer than those born in spring.
D．Although nutrition at all times of the year has improved, the seasonal pattern persists.
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