Question

fill in thé blanks
à) À fire cannot be lighted if there is no.......
b) Thé air becomes....... as we go.......
c) contamination of air causes....... pollution.
D) we can hear différent sourds due to......
e) Thé food we eat produces energy through thé process of.....

Answer 1

1- oxygen
2-lesser, up
3-air
4-sound energy
5- digestion