单项选择题

Molds cannot produce their own food ______ their nourishment from living on dead organic matter or on other living matter.

A．obtain
B．obtaining
C．but obtain
D．is obtained
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单项选择题
O'Neill's ideas have been ______ to a great deal of criticism from those who consider them as scientific dreaming.
A．adjusted
B．corresponded
C．subjected
D．yielded
单项选择题
I'm in no ______ this evening to listen to his silly jokes.
A．emotion
B．mood
C．tendency
D．sense
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