What is one disadvantage of renewable energy?
A. Electricity and power could become much cheaper.
B. Third world countries could have affordable energy.
C. Many people could become energy independent.
D. Most sources are expensive to get started.

Random Topics:
Prepositions of Time, Place, and MovementSubordinating ConjunctionsDefinite ArticlesGerund and To InfinitiveNoun Phrases and Verb Phrases1st & 2nd ConditionalsPreference & Future TenseFrequencyGerundPrepositions and Prepositional PhrasesOther quiz:
Past Continuous Tense › ViewRobert and Tara … when Peter … .
A. Were preparing dinner – was arriving
B. Were preparing dinner – arrived
C. Prepared dinner – was arriving
D. Prepared dinner – arrive
Grammar › View
He went to the theme park, ______ he went on all the rides.
A. and
B. so
C. yet
D. or
Apologizing › ViewALya : Can you help me with my English homework?
Desi : Of course.
Alya : Thanks a lot.
Desi : ……………
A. Here it is.
B. Don’t worry.
C. Don’t mention it.
D. I’m fine.
Grammar › View
Dad : I can’t find my car key anywhere.
A. Chris : I will help you to find it.
B. Chris : You should search it yourself.
C. Chris : I cannot help you.
D. Chris : I never see it.
