Mark the letter A, B, C, or Don your answer sheet to indicate the sentence that is closest in meaning to the sentence given in each of the following questions. 

It is essential for students to go to school on time. 

A. Students may go to school on time. 

B. Students can go to school on time. 

C. Students mustn't go to school on time.

D. Students need to go to school on time 

Kiến thức: Động từ khuyết thiếu 

Giải thích: Essential: cần thiết = need 

Tạm dịch: Việc học sinh đi học đúng giờ là rất cần thiết. 

Choose D.