Put the correct answer into the box. I___submit my homework before 12 o'clock because the deadline is 12 o'clock.
A. Must
B. have to
Đáp án:
must + V: phải (bắt buộc mang tính chủ quan)
have to + V: phải (bắt buộc mang tính khách quan, không còn sự lựa chọn nào khác)
=> I have to submit my homework before 12 o'clock because the deadline is 12 o'clock.
Tạm dịch: Tôi phải nộp bài tập về nhà trước 12 giờ bởi vì hạn chót là 12 giờ.
Đáp án: have to
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