[ Gerunds, Infinitives and Participles ]
He had a ___(heighten) sense of hearing.
A. heightens
B. heightening
C. heighten
D. heightened
Select your answer:

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AdverbPreposition & Relative ClausesLanguage Features: Reflective ArticleLinking WordsModal Auxiliary VerbsGerund and InfinitivePrepositions and Preposition PhrasesPresent Perfect Adverbs and Indirect QuestionsIN, ON & ATComparison and ModalsOther quiz:
Grammar › View_____ is that?
That’s my English teacher.
A. Who
B. What
C. Where
D. When
E. How old
Grammar › View
I ……. in the city for ten years.
A. live
B. have lived
C. lived
D. living
