MARK THE LETTER A, B, C OR D ON YOUR ANSWER SHEET TO INDICATE THE CORR...

Câu 31: Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to the following question. David: “Could you bring me some water?” Waiter: “___________”. A. I don’t want to B. Yes, I can C. Certainly, sir D. No, I can’t