Trắc nghiệm Anh 7 đề 10

Fossil fuels are very common in our society but they ___ the environment.

___ source of energy is the source that can't be replaced after use.

Nobody can predict exactly when supplies of fossil fuels will be ___  However, we all know they quickly reduce in quantity. 

___ energy is produced by collecting sunlight and converting it into electricity.

A hydropower station  ___ in the North of the country next year.

We are looking for cheap,clean and ___ sources of energy. 

Nuclear energy is ___ ,but it is dangerous.

Which of the following is NOT renewable source of energy？

Remember to ___  the lights before going to bed .

It is a good idea to use  ___ when travelling long distances.