问题
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 any
B:if ever
C:if not
D:if any
正确答案是：
同类题型
She has _____ this car for nearly ten years.
What will you do tomorrow?— We’ll have a picnic if it ______ fine.
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The old man has____useful horse and horsecan do a lot of things for him.
What hot weather!一Yes. But it’s unusual experience for us. We once lived in a cold place.