[ Vocabulary ]
to sharpen; to make more effective; to perfect
A. to act out
B. to pump up
C. to hone
D. to kite

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Infinitives and GerundsNoun ClausesModal and Relative PhrasesTransportation VocabularyVerbs & Verb TensesSimple Present - WH QuestionsPrepositions and Prepositional PhrasesVerb Patterns / IngPast Simple and Past ContinuousPassive Voice, Question Tag, PrepositionsOther quiz:
Grammar › Viewnoun-verb agreement
The crime rate ________ increasing.
_____
A. keeps
B. keep
Adjective vs Adverb › View
The new couple next door seem very _______, but they didn’t speak ______ to the mailman.
A. nice / nice
B. nice / nicely
C. nicely / nicely
D. nicely / nice