[ Vocabulary ]
After receiving feedback from her professor, she spent the entire night _______ her essay.
A. diagnosing
B. inspiring
C. persevering
D. revising

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Comparatives or SuperlativesRelative ClausesUncountable NounsFirst and Second ConditionalHave to / Do not have toDefinite and Zero ArticleNounsInfinitivesGrammar Double Object VerbsFrequency AdverbsOther quiz:
Grammar › ViewGo to the window and close ____
A. It
B. Us
C. Me
D. Her
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There are 3,000 species of fish __________ the colourful coral species.
A. among
B. over
C. between
Modals and Preposition › ViewWhat should you say when confirming a reservation?
A. “Are you sure you booked a room?”
B. “You need to give me your confirmation.”
C. “May I see your booking confirmation?”
D. “You must have a reservation to stay here.”
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________ tigers over there have sharp teeth.
A. That
B. These
C. Those
