Bộ 20 đề kiểm tra Tiếng Anh thi vào 10 có đáp án - Đề 19

What probably caused the smog in Britain at the beginning of the Industrial Revolution?

31/40

What probably caused the smog in Britain at the beginning of the Industrial Revolution?

There were too many cars in the country.

The weather there was too foggy.

People smoke a lot at that time.

Factories and people used coal as energy.

Giải thích

Chọn đáp án D