[ 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:
Grammar › ViewWe shouldn’t worry so much, ____
A. should we?
B. don’t we?
Past Simple VS Used to › View
My sister … 10 at yesterday’s English lesson.
A. geted
B. gotten
C. used to get
D. got
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
