300 Câu trắc nghiệm tiếng Anh tìm lỗi sai có đáp án - Phần 9

It was not until the end of prehistoric times that the first wheeled vehicles appearing

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It was not until the end of prehistoric times that the first wheeled vehicles appearing

It was

prehistoric

wheeled vehicles

appearing

Giải thích

Chọn đáp án Dappearing => appeared
Giải thích: Cấu trúc it + be + not until + thời gian + that + mệnh đề: không...cho đến tận khi...