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

Random Topics:
Academic VocabularySimple Present and Present ContinuousSimple Present vs Present ProgresiveComparison DegreeSimple Future - WillIrregular AdjectivesPerfect TensesModals of ProbabilityNarrative, Past TensesSimple Past TensesOther quiz:
Grammar › ViewWhich pair of sentences can be joined with the word whereas?
A. The road is being fixed soon. It is full of potholes.
B. Mine is a mountain bike. Hers is a racing bike.
C. He wanted to use the iron. I had put it away.
D. There was a flash of lightning. The thunder rumbled moments later.
Comparison Degree › View
January is still winter so it is ……. than May.
A. cold
B. colder
C. hotter
D. hot
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