问题
选择题
He is ready to help others ,seldom, ______refusing them when they turn to him.
A．if never
B．if ever
C．if not
D．if any
答案
答案：B
由句意可知：他总是乐于助人，如果说他曾经拒绝过别人的话，那也是很不经常的。故选B。
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He is ready to help others ,seldom, ______refusing them when they turn to him.
A．if never
B．if ever
C．if not
D．if any
答案：B
由句意可知：他总是乐于助人，如果说他曾经拒绝过别人的话，那也是很不经常的。故选B。