Student A: Thanks a lot, Nam. Without you, I’d have been in big trouble. Student B: ______________Đoạn văn9/55Mark the letter A, B, C or D on your answer sheet to indicate the sentence that best completes each of the following exchanges. Student A: Thanks a lot, Nam. Without you, I’d have been in big trouble. Student B: ______________ That’s what friends are for.It’s an honor to be my friend.What a nuisance!There’s so much to help.Giải thíchChọn A