—I am sorry I have the wrong number.—（)A、You are so careless.B、You are so considerate.C

-- Can I help you with the bag？

-- _____

A. No, thank you. I can take it myself.

B. Thank you.

C. Sorry, you can't.

D. No, I am all right.

— I am sorry for what I have said to you.

—_____________

A: No problem.

B; I'm sure about that.

C; Don't think any more about it.

—Smoking is forbidden in the workshop， please stop it.rn—Sorry， I ________________.

A、am not sure

B、have no idea

C、do know

D、did not know

--_________to have kept you waiting so long.

--Oh, never mind. After all, you are here.

A：I am happy

B：It's a pleasure

C：I am sorry

D：I am welcome

I am sorry()()() written you a letter at the time.

A、 to have not

B、 to not have

C、 not to have

D、 not having

A.Itdoesn’tmatter．

B.That’snotrouble

C.It’sverykindofyoutosayso．

Excuse me, can you tell me where the nearest bus stop is？

I'm sorry, I have no idea. I().

A. don't know

B. am a stranger here

C. am not

A.wait

B.To wait

C.waiting

D.waited

A.treat

B.influence

C.ask

D.change