1
Nowadays, they find cure to some ....................... diseases
2
Scientists ....................... many useful machines for mothers at home
3
All passengers were ....................... saved in yesterday's car accidents
4
Be careful when you are in the science lab as some ................are dangerous
5
Oil is a finite........of energy
6
Icebergs are found at the............
7
My father always ……………………. his car keys
8
After the …………., it took weeks for the water level to go down
