I came to class very early so the teacher was late due to heavy traffic

I came to class very early so the teacher was late due to heavy traffic

Đề bài: Find the mistake: I came to class very early so the teacher was late due to heavy traffic.

A. came

B. so

C. was

D. due to

Lời giải:

Đáp án: B

Giải thích: sai nghĩa: so (vì vậy) => but: nhưng

Dịch: Tôi đến lớp rất sớm nhưng giáo viên lại đến muộn vì tắc đường.