赞题库-背景图
单项选择题

A．He is starting the course late.
B．The subject is difficult for him.
C．The professor is very reserved.
D．The book is difficult to read.
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单项选择题According to the author, knowing the cause of the misery will help________.

A．shorten the duration of the illness
B．the patient buy medicine over the counter
C．the patient obtain cheaper prescription drugs
D．prevent people from catching colds and the flu

单项选择题A．It is quite general.B．Most of the information he needs will be found in newspapers.C．She thinks he should change it.D．It should take a very short time to find material on it.

A．It is quite general.
B．Most of the information he needs will be found in newspapers.
C．She thinks he should change it.
D．It should take a very short time to find material on it.