Sharon was supposed to be here at nine o’clock. She ________about meeting.
A. must have forgot
B. need have forgot
C. would have forgot
D. should have forgot
must have forgot: chắc hẳn đã quên
need have forgot: đáng lẽ ra cần quên
would have forgot: đã quên (dùng trong câu điều kiện loại 3)
should have forgot: lẽ ra đã quên
Sharon was supposed to be here at nine o’clock. She must have forgot about meeting.
Tạm dịch: Sharon được cho là phải ở đây lúc 9h. Cô ấy chắc hẳn đã quên về buổi gặp mặt.
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