A、  B、  C、  C(A)把have dinner与have联系起来，容易造成混淆，并且would you一结构的疑问句不能用have进行回答，所以此项是错误的。(B)注意重复出现的dinner。(C)在做出肯定回答之后

Can you cover my shift on Tuesday?
(A)Sure, it’s in the cupboard.
(B)Yes, if you could take mine on Thursday.
(C)Sorry, the cover letter is missing.

Would you like to have dinner with me this evening?
(A)Yes, I have.
(B)Yes, after dinner.
(C)Yes, I’m free.