___________ I was talking to my teacher, my friends were waiting outside the classroom.

Câu hỏi :

___________ I was talking to my teacher, my friends were waiting outside the classroom.

A. In order that

B. While

C. Although

D. So that

* Đáp án

B

* Hướng dẫn giải

While QKTD, QKTD

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