Bộ 20 đề ôn thi vào Chuyên Anh năm 2023 có đáp án (Đề 18)

I am sure he recognized us at the airport.

77/81

I am sure he recognized us at the airport.
He must _____________________________________________________________________

0/3000 ký tự
Giải thích

He must have recognized us at the airport.