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Câu hỏi:
Peter has been working for 10 hours. He _______ be very tired now.
- A. needn't
- B. must
- C. has to
- D. should
Lời giải tham khảo:
Đáp án đúng: B
A. needn't + V(nguyên thể): không cần làm gì
B. must + V (nguyên thể): phải (bắt buộc) => must be: chắc hẳn là
C. has to + V(nguyên thể): phải làm gì
D. should+ V(nguyên thể): nên làm gì
Tạm dịch: Peter đã làm việc trong 10 giờ. Bây giờ chắc là anh ấy rất mệt.
Chọn B
Câu hỏi này thuộc đề thi trắc nghiệm dưới đây, bấm vào Bắt đầu thi để làm toàn bài
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