问题
选择题
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 anything
答案
答案:B
题目分析:考查if的省略形式。补全空格处则是:if he has ever refused,省掉多余部分可以为if ever。所以选择B。句意:他总是很乐意帮助别人,如果曾经拒绝过那些求助于他的人的话也是很少的。