dry, door bell, extension cord, additional income, checked, flat head and philip, emits head, health and safety, underwriters knot
1.Always remember to observe____habits in making electric gadgets.
2.Skill in making electricall gadgets can be good soure of ______for the family.
3.Simple electrical gadgets and electrical lines at home should be_____regulary for improvement or repair.
4.floor, tools and other materials should be____when working.
5._______to serve as the lock of the wire to the hole and protect it from loosening when the cord is accidentally pulled out.
6.______is used to accommodate extra electrical device needing electric supply
Share
1.health and safety
2.additional income
3.checked
4.dry
5. underwriters knot
6.electrical tape
I think that's the correct answer
but i try my best and hope it's correct