单项选择题

How can a nonscientist explain an abstract theory with such ______.

A．confidence
B．assurance
C．self-possession
D．insurance
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单项选择题
My parents are going to London next week and I wish I ______ time to go with them.
A．have
B．had
C．would have
D．will have
单项选择题
His energy and intelligence, ______ her skill and patience, overcame all difficulties.
A．coupled with
B．paired off
C．mixed with
D．embraced with
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