Student A: “I think volunteering helps us gain confidence and build a real sense of achievement.” Student B: “______________”Đoạn văn7/45Mark 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: “I think volunteering helps us gain confidence and build a real sense of achievement.” Student B: “______________” I have never done volunteer work.I couldn’t agree more.I’ve done volunteer work for a long time.Yes, I think, too.Giải thíchChọn B