--Thank you very much.--Not at all I was glad to help.A. tooB. only tooC. not soD. much

问题补充：

--Thank you very much.

--Not at all , I was glad to help.

A. too

B. only too

C. not so

D. much

答案：

A. too

(答案→)B. only too

C. not so

D. much

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