题目内容：
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
参考答案：
选择题：He is only too ready to help others, seldom, ____,
- 题目分类：河南城建学院-土木工程-大学英语 3
- 题目类型：选择题
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A.if never
B.if ever
C.if not
D.if any