Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions. Not until we ______ the school for children with disabilities ______ how they overcome difficulties. A. had visited/did we know B. visited/had we known C. visited/did we know D. have visited/did we...
Đọc tiếp
Mark the letter A, B, C, or D to indicate the correct answer to each of the following questions.
Not until we ______ the school for children with disabilities ______ how they overcome difficulties.
A. had visited/did we know
B. visited/had we known
C. visited/did we know
D. have visited/did we know
Đáp án C
Kiến thức về đảo ngữ
Cấu trúc:
Not untii + time/time clause + did + S + V(bare): mãi cho tới tận khi ….thì.…
Tạm dịch: Mãi cho đến khi chúng tôi đến thăm trường dành cho trẻ em khuyết tật, chúng tôi mới biết chúng đã vượt qua khó khăn như thế nào.