UNIT 10 - K7

sẵn có

(a)  

điện năng

(a)  

Machines cannot________ people in this work.

• reuse

• recycle

• replace

• reduce

có thể tái tạo

(a)  

sản phẩm

(a)  

Fossil fuels can be used to ___________ electricity.

• generate

• convert

• use

• run

(a)   energy is produced from moving air with the help of large turbines.

bóng đèn

(a)  

tài nguyên

(a)  

To produce ___________ energy, atoms are split apart, which releases energy.

• solar

• wind

• hydro

• nuclear