Question

II. Điền dạng đúng của từ trong ngoặc vào chỗ trống trong những câu sau.

1. Wind will be used as an _____ friendly sources of energy. (environment)

2. _____ , fossil fuels are harmful to the environment. (fortunate)

3. Solar energy is _____ , plentiful and clean. (renew)

4. We should reduce the use of _____ at home. (electrical)

5. Energy is used to _____ a lot of electrical things. (product)

Answer 1

environmentally 

unfortunately 

renewable

electricity 

produce

Answer 2

II. Điền dạng đúng của từ trong ngoặc vào chỗ trống trong những câu sau.

1. Wind will be used as an _environmentally____ friendly sources of energy. (environment)

2. ___Unfortunately__ , fossil fuels are harmful to the environment. (fortunate)

3. Solar energy is _renewable____ , plentiful and clean. (renew)

4. We should reduce the use of __electricity___ at home. (electrical)

5. Energy is used to ___produce__ a lot of electrical things. (product)

Answer 3

1.environmentally 

2.unfortunately 

3.renewable

4.electricity 

5.produce