He is only too ready to help others, seldom, __, refusing them when they turn to

题干

He is only too ready to help others, seldom, __, refusing them when they turn to him.

A．if never

B．if ever

C．if not

D．if any

上一题下一题 0.64难度单项选择更新时间:2012-06-04 03:38:07

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