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

Câu hỏi

It is important that Young Vietnamese people be taught the importance of ________ the national heritage.

A. preserving

B. reversing

C. reserving

D. conserving

Đáp án
A. preserving

Câu hỏi thuộc Bài tập:

E11- GS- Unit 4- Practice 1