Topics: Linking Verb
………energy sources like coal and oil contribute to environmental pollution.
A. Computer-controlled
B. Eco-friendly
C. Renewable
D. Non-renewable
Select your answer:

Random Topics:
Reported - GerundFirst Conditional, Future Time ClausesGrammar of Future PlansVerb FormGrammar and ReadingInfinitives and GerundsWish - beginnerGerundBASIC GRAMMAR - PRONOUNSModal VerbsOther quiz:
Prepositions › ViewThey go ___ the gym every morning.
A. with
B. to
C. in
D. about
E. for
Prepositions › View
My friends and I study English ___________ the afernoon.
A. In
B. On
C. At
