Circle A, B, C or D to indicate the correct answer to each of the following questions.

Câu hỏi

They may also be more sustainable, with green spaces and ______________ energy sources.

A. nuclear

B. renewable

C. traditional

D. non-renewable

Đáp án
B. renewable

Câu hỏi thuộc Bài tập:

E11- Unit 3- Practice 3