Mark the letter A, B, C, or D on your answer sheet to indicate the sentence that best completes each of the following exchanges.

Câu hỏi

Tom and David are talking about their performance at school.
Tom: You’re really an excellent student, David.
David: _________. I’m still very bad. I think I have to try my best to keep pace with you, Tom”.

A. Certainly

B. You must be kidding

C. Sure

D. You’re welcome

Tom and David are talking about their performance at school.Tom: You’re really an excellent student, David.David: _________. I’m still very bad. I think I have to try my best to keep pace with you, Tom”.