power produced by harnessing the energy from the Sun’s rays
A. solar energy
B. wind energy
C. hydropower energy
D. biomass
E. geothermal energy

Random Topics:
Modals of AdviceTypes of Sentence StructuresVocab CheckingGrammar : Structural Common ErrorsHas Got & Have GotPronouns, Verb, ConjunctionConditionalAdjectives vs AdverbsPhrasal Verb and ModalQuestion TagsOther quiz:
Grammar Comma Usage › View. In the sentence “The Rock and Roll Hall of Fame is located at 1100 Rock and Roll Boulevard Cleveland Ohio,” where should commas be added?
A. After “Fame” and “Boulevard”
B. After “located” and “1100”
C. After “Boulevard” and “Cleveland”
D. After “Hall” and “of”
Grammar › View
“Don’t speak so loud”, she said to the students.
A. She ordered the students to speak so loud
B. She ordered the students don’t speak so loud
C. She ordered the students not to speak so loud
Relative & Modals › ViewComplete each sentence with the correct word form: When I have a problem, my mother always gives me good _________
A. advice
B. advised
Grammar › View
Javier played ____ in his first concert of the season.
A. good
B. well
C. goodly
D. excellent
