[ Grammar ]
I have been sitting here three hours.
A. For
B. Since
C. About
D. To
Select your answer:
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Grammar: Defining Relative ClausesVerb BEAuxiliary WordsGrammar - ConnectorsPast Tense & Past Continuous TenseConditionals / Unreal PastGrammar: MorphologyAspect or tenses of VerbsTOEFLOther quiz:
Vocabulary › ViewIt was a huge _____________ to run the marathon, but he did it!
A. mission
B. system
C. challenge
D. form
Grammar › View
Fill in the blank: If I (be) you, I would study harder.
A. be
B. am
C. were
D. was