Not until he got home he realized he had forgotten to give her the present.

Not until he got home he realized he had forgotten to give her the present.

A. got

B. he realized

C. her

D. the present
Xem đáp án
Đáp án: B sửa thành “did he realize”
Giải thích: “Not only” đứng đầu câu nên đây là câu đảo ngữ.