Đề kiểm tra học kì 2 Tiếng anh 12 năm 2023 có đáp án (Đề 28)

Never before in an earnest attempt to resolve their differences

27/50

Never before _____ in an earnest attempt to resolve their differences.

have the leaders of these two countries meet

did the leaders of these two countries met

have the leaders of these two countries met

the leaders of these two countries have met

Giải thích

Đáp án C