单项选择题

The body also needs daily doses of sunlight to help ______ Vitamin D, crucial for maintaining body functions and for the health of muscles and bones.

A．incorporate
B．synthesize
C．integrate
D．assimilate
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单项选择题
According to the behaviorists, psychologists have no need to ______ the existence of the mind or of anything else that is not observable.
A．postulate
B．contemplate
C．scheme
D．recommend
单项选择题
This is one of the methods used to try and ______ to the patients that alcohol, as far as they are concerned, should be a thing of the past.
A．get by
B．get through
C．get over
D．get across
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