Making electricity often causes pollution. I think we should save energy.

A. That's a good idea! How can we save it?

B. That's a good idea! How do we make it?

C. That's great! What do we need to make it?

D. That sounds great! Can we leave for it now?

Đáp án
A. That's a good idea! How can we save it?

Câu hỏi thuộc Bài tập:

ĐỀ KIỂM TRA - TA8 ISW - Unit 3 - Protecting the Environment