I’m sure that they had practiced hard for the games as they won a lot of medals.
A.A.
They couldn’t have practiced hard for the games as they won a lot of medals
B.B.
They must have practiced hard for the games as they won a lot of medals
C.C.
They shouldn’t have practiced hard for the games as they won a lot of medals
D.D.
They might have practiced hard for the games as they won a lot of medals.
Đáp án và lời giải
Đáp án:B
Lời giải:
Đáp án B Kiến thức về câu với cụm khiếm khuyết hoàn thành để suy đoán
Must have Ved-3 :chắc chắn , ắt hẳn đã gần nghĩa nhất với câu gốc
I’m sure that they had practiced…(Tôi chắc rằng họ đã…..)