15000 bài tập tách từ đề thi thử môn Tiếng Anh có đáp án (Phần 1)

She didn’t understand the benefits of volunteering until she joined this club. A. Not until she joined this club did she understand the benefits of volunteering. B. It was not until she j

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She didn’t understand the benefits of volunteering until she joined this club.

Not until she joined this club did she understand the benefits of volunteering.

It was not until she joined this club did she understand the benefits of volunteering.

Not until did she join this club, she understood the benefits of volunteering.

Not until she joined this club that she understood the benefits of volunteering.

Giải thích

Đáp án A