单项选择题

The patient suffering from a cough soon found ______ to give up smoking.

A．it is necessary
B．necessary
C．it necessary
D．that necessary
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单项选择题
The Olympic Games are held ______ .
A．each time in different city
B．mostly in Europe
C．in different cities in Greece
D．in the capitals of different countries
单项选择题
At what time of the year do the modem Olympics take place
A．Mostly in Autumn.
B．Usually in winter.
C．Both in summer and winter.
D．Usually in Sprin
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