Trắc nghiệm Unit 7 Tiếng Anh lớp 9 phần Write - Sa...

A. What will happen when there are no energy on earth?

B. What will happen when there is no energy on earth?

C. What happen when there is no energy on earth?

D. What will happen when there are no energy earth?

A. We are looking for other alternative sources energy.

B. We are looking other alternative sources energy.

C. We are looking for alternative sources energy.

D. We are looking for other alternative sources of energy.

A. Today water power is mostly used generate electricity.

B. Today water power is mostly use generate electricity.

C. Today water power is mostly used to generate electricity.

D. Today water power is used generate electricity.

A. Other sources of energy can comes from the sun, the wind, and the water.

B. Other sources of energy can come from sun, wind, and water.

C. Other sources of energy come from the sun, the wind, and the water.

D. Other sources of energy can come from the sun, the wind, and the water.

A. When the room is light enough, turn on the lights.

B. When the room is light enough, do not turn the lights.

C. When the room is light enough, do not turn on the lights.

D. When the room is light enough, do not turn on lights.