[ Grammar ]
Thomas Edison invented the light bulbs which……….. electricity to light up the night.
A. use
B. Using
C. Used
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Gerund Subject or ObjectSubject Verb Agreement & Subjunctive MoodSentence and FragmentVocabulary and ModalsNouns FormationWho am I?Language Features of an Opinion ArticlePresent Continuous TenseIntermediateas...as, comparatives, superlativesOther quiz:
Grammar › ViewThat test was ___________ than the previous one last week.
A. difficult
B. so difficult
C. more difficult
D. the most difficult
Grammar › View
There ______________ a movie theater next to the drugstore, but now there is a ten-story office building in its place.
A. used to be
B. used to being
C. was used to be
D. was used to being
Present Continuous Tense › ViewPlease be quiet. I ……………………………………
A. Am work
B. Am working
C. Am works
D. Am worked.
Grammar › View
Which one of the following is a noun?
A. Jump
B. Cat
C. Run
D. Hop