[ Vocabulary ]
Which word best completes the following sentence?
We should _______ energy by turning off lights when they’re not in use and using energy-efficient appliances.
A. conserve
B. befuddle
C. debut
D. induce
E. vacate

Random Topics:
Simple Present Continuous TenseQuantifiers: too many, too much & enoughVerb PatternsComparison & Modal Verbs in Passive VoicePhrasal VerbsThird ConditionalComparative AdverbsTenses UsageInversions and SubjunctiveActive and Passive Gerunds and InfinitivesOther quiz:
Ed and Ing Endings › ViewI’m __________ in your project on genetics.
A. interesting
B. interested
Second Conditionals › View
Which color ______ you ______ if you had the option?
A. did/chose
B. did/choose
C. would/chose
D. would/choose
Verb Tenses › ViewLydia _____ the batteries when suddenly they overheated.
A. had just been installing
B. just installed
C. would just install
D. had just installed
Adverbs › View
I’m asking you … I want to know your opinion.
A. because
B. because of
