Question 26. It is compulsory for you to help her finish that project.

A. You shouldn’t help her finish that project.

B. You would help her finish that project.

C. You must help her finish that project.

D. You needn’t help her finish that project.

Giải thích: compulsory (bắt buộc) ⭢ must.

Tạm dịch: Bạn phải giúp cô ấy hoàn thành dự án đó.