Câu hỏi :

Mark the letter A,B,C or D on your answer sheet to indicate the correct answer to each of the following questions.

A. to have   

B. having     

C. have        

D. to have had

* Đáp án

B

* Hướng dẫn giải

Đáp án B

- appreciate /əˈpri:ʃieɪt/ (v): trân trọng, cảm kích

appreciate (doing) sth:

Ex: I don’t appreciate being treated like a second-class citizen.

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