supply the correct form of the words in brackets
1 we find this method very __ ( effect)
2 i turned the light off when leaving home to save __ (electric)
3 energy __ includes searching for alternative fules (conserve)
4 energy-saving bulbs help __ save money .(consume)
5 my little sister needs only one more stamp to computer her __ (collect)
6 __ friendly energy sources include water and wind power (environment)
7 many household __ are expensive (apply)
8 we were all impressed by the speed and __ of the new system (effcient)
9 many newer cars have a much lower fuel __ (consume)
10 it is said that the system words __ (effect)
1 effective
2 electricity
3 conservation
4 consumer
5 collection
6 Environmentally
7 appliances
8 effeciency
9 consumption
10 effectively
1.effective
2.electricity
3.conservation
4.consuming
5.collection
6.environmental
7.application
8.effcience
9.consuming
10.is effective
