- I apologize for not being able to join you for dinner..A. Go ahead B. Not to worr

问题补充：

--- I apologize for not being able to join you for dinner.

--- .

A. Go ahead

B. Not to worry.

C. That’s right

D. Don’t mention it.

答案：

A. Go ahead

(答案→)B. Not to worry.

C. That’s right

D. Don’t mention it.

解析：考查交际用语：A. Go ahead请便，B. Not to worry.不用担心， C. That’s right对的，D. Don’t mention it.不用谢，句意：--我为不能和你吃饭道歉。--别担心。选B。