- Sorry Helen. I think I was a bit rude to you. - but don't do it again.A. Forget itB. No

问题补充：

- Sorry, Helen. I think I was a bit rude to you.

- but don do it again.

A. Forget it

B. Not a word

C. For sure

D. Not a bit

答案：

(答案→)A. Forget it

B. Not a word

C. For sure

D. Not a bit

解析：考查交际用语。句意：对不起我刚才对你有点粗鲁。没关系，下次别这样就行了。A. Forget it 用于sorry的回答，没关系 B. Not a word 什么也别说 C. For sure 肯定的 D. Not a bit一点也不，根据句意所以A正确。