[ Grammar ]
She has been____ since 2 o’clock at Rousa’s birthday party.
A. sing
B. sang
C. to sing
D. singing

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Grammar, Conditional Sentences, VocabularyLinking Words and ConjunctionAdverb Clause ConnectorTOEFL Adjective and AdverbPassive Voice in Past Simple TenseAlong & AgainstComparatives ( adj/ adv)Grammar AssessmentThe Simple Present TensePast Continuous and Past Simple TenseOther quiz:
Independent and Dependent Clauses › ViewWhat word should the comma be after?
If you want to be healthy you should exercise
A. If
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Identify the tense of the underlined verb phrase in the sentence.
He had taken the dose of medicine before school.
A. past perfect
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Grammar › ViewMy sister can bake _______ than me.
A. good
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Grammar › View
Where’s the ______ that your grandma gave you?
A. sleeping blue polyester bag
B. blue sleeping polyester bag
C. polyester sleeping blue bag
D. blue polyester sleeping bag