Mark the letter A, B, C, or D on your answer sheet to indicate the cor

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

It is essential that the sponsor ………. the file early.

• A. A. make
• B. B. makes
• C. C. made
• D. D. making

Cấu trúc: It is essential that S + V (inf)
Dịch: Nhà tài trợ làm tài liệu sớm là việc cần thiết.