[ Vocabulary & Grammar ]
The factories have closed for the weekend to ________ energy.
A. preservation
B. conservation
C. conserve
D. preserve

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Academic VocabularySimple Present and Present ContinuousSimple Present vs Present ProgresiveComparison DegreeSimple Future - WillIrregular AdjectivesPerfect TensesModals of ProbabilityNarrative, Past TensesSimple Past TensesOther quiz:
Modal Verbs of Permission › ViewWhen is ‘may’ most often used to ask for permission?
A. Between friends
B. Between two children
C. Between two adults
D. Between a child and an adult
Vocabulary › View
(noun) the ability to think about things that are not real; the ability to form a picture in your mind of something that you have not seen or experienced
A. imagination
B. couch
C. compare
D. divide
Grammar › ViewI’ve ___ to call the internet company all morning but nobody picked up the call.
A. tried
B. been trying
Modal Verbs › View
She ___ have passed the exam.
A. must
B. should
C. would
D. may
