[ Present Perfect Tense ]
Have the students played tennis?
A. No, they haven´t.
B. Yes, they has.
C. No, the didn´t.
D. Yes, they hasn´t

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Auxiliary ModalVocab CheckingFuture FormsGrammar - may/might/couldGrammar SuffixesComparison DegreeQuantifiers & Modal VerbsGrammar - Place and MovementPossessive Nouns with Apostrophes and Pronounsmust/shouldOther quiz:
Subordinating Conjunction › View______ the movie started, we bought some popcorn.
A. Before
B. Because
C. While
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Grammar › View
Edinburgh is the town __________ Alexander Graham Bell was born.
A. when
B. where
C. which
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