[ Grammar ]
Please be quiet. I ____ (try) to concentrate on my math homework.
A. am trying
B. are trying
C. try
D. tries
Select your answer:

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Verbs and AdverbsDegree of ComparisonEnglish ArticleMain Idea and Sentence StructureInterrogative Pronouns & AdverbsA/AnAdverbial ClauseHave GotConjunctions and Sequence ConnectorsSimple and Continuous Present TenseOther quiz:
Present Simple & Present Continuous › ViewWhich verb pronounces /s/?
A. plays
B. finishes
C. seeks
D. studies
Grammar › View
Are there any cakes?
A. Yes, there is.
B. Yes, there are.
C. No, there isn’t.
D. No, there aren’t.
