First, with solar panels, it is possible to produce electricity from rays of the sun. Once installed, they provide energy at no cost and with no pollution.
The word “they” means….
A. sun rays
B. electricity
C. solar panels
D. energy

Random Topics:
Relative PronounsSimple vs Present Continuous TensesPast Simple TensesZero & First ContidionalNoun Clausesgoing toAuxiliaries VerbAction vs Linking Verbs/ Verb PhrasesPresent simple & ContinuousModal Verbs - ObligationOther quiz:
Grammar and Punctuation › ViewWhich is correct?
mr jackson wanted to play uno but his cards are missing?
A. Mr Jackson wants to play uno his cards are missing
B. Mr: Jackson wanted to play uno BUT his cards are missing!
C. Mr. Jackson wanted to play Uno, but his cards are missing.
D. none are correct
Tenses, Tag Questions, Phrasal Verbs › View
He bought some cheap shoes that ________________ after couple of months.
A. fell apart
B. fall apart
C. fall down
Vocabulary › ViewMark believes he can do everything so he is
A. clever
B. serious
C. confident
Modal Probability › View
Choose the correct modal to complete the sentence: “They ______ have left already, but I’m not sure.”
A. must
B. might
C. can’t
D. should
