HE MISSED THE OPPORTUNITY TO STUDY ABROAD. HE DIDN’T REALIZE THE IMPO...

Câu 21: He missed the opportunity to study abroad. He didn’t realize the importance of English.

A. Had he missed the opportunity to study abroad, he wouldn’t have realized the importance of

English.

B. Not until he realized the importance of English did he miss the opportunity to study abroad.

C. It was only after he realized the importance of English that he missed the opportunity to study

abroad.

D. He hadn’t realized the importance of English until he missed the opportunity to study abroad.

Mark the letter A, B, C or D in your answer sheet to indicate the underlined part that needs

correction in each of the following questions.