[ Grammar ]
Some say the light bulb was the most significant ____ in history.
A. innovation
B. inspiration
C. implication
D. instigation
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Perfect ModalsVerb AbilityArticles and DemonstrativesVerbsPresent/Past/Past ParticpleTime ClauseGrammar Double Object VerbsDo not- Does notAdverbial Clause of ConcessionPhrasal VerbOther quiz:
Transitive and Intransitive Verb › ViewFreshmen study in the morning before school.
A. transitive
B. intransitive
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Rosie is going to Japan next week _______ visit her pen pal.
A. so that
B. in order to
Grammar › ViewThis tea is …………………….. hot to drink.
A. enough
B. too
C. these
D. those
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Jane______the floor at the moment.
A. mops
B. mop
C. is mopping