单项选择题

The passage mainly discusses ______.

A．the advantages and disadvantages of using the mobile phone
B．the manners of using the mobile phone
C．the problems brought by the mobile phone
D．the development of the mobile phone industry

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热门试题

单项选择题

What the patients care about most is ______.

A．whether they are getting better
B．whether depression can be cured of at all
C．whether their treatment coast is worthwhile
D．whether they can be accepted by society

单项选择题

The fact that different drags used in the study are almost equally effective indicates that ______.

A．doctors have not found the best drug to treat depression
B．doctors can prescribe several drags to the patient
C．the brain mechanism of depression is very complicated
D．depression is caused by the imbalance of brain