单项选择题

The natural forms of energy are the sun, the wind, the sea ______ heat from the center of the earth.

A．as well as
B．as well
C．so well as
D．so well
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单项选择题
I am going to have a short rest as I ______ a headache.
A．take
B．have
C．feel
D．suffer
单项选择题
She talks and acts as if she ______ a monitor now.
A．would be
B．was
C．be
D．were
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