I thank you too much for all your help to my son while we were away from home.A. won’tB. c

问题补充：

I thank you too much for all your help to my son while we were away from home.

A. won’t

B. can’t

C. can

D. will

答案：

A. won’t

(答案→)B. can’t

C. can

D. will

解析：考查情态动词。所填情态动词与too 构成固定句型can’t/couldn’t …too…，意思是：再……都不为过，选B。