[ Present Tenses ]
They have been studying together since high school.
A. Present Simple
B. Present Perfect
C. Present Continuous
D. Present Perfect Continuous

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Asking for and Giving OpinionArticles & Compound NounsGerundContractions and ConjunctionsTenses and Figurative LanguageA(n), the, no articleGrammar - ConnectorsVerb-ing or to VerbOffering HelpNarrative TensesOther quiz:
Grammar › ViewMy best friend ________ to me every week.
A. write
B. writies
C. writes
Verb-ing and Infinitive › View
Do you know …………… the guitar?
A. to play
B. play
C. playing
D. how to play
Grammar › ViewI don’t mind _______ mom with the dishes.
A. help
B. to help
C. helping
Grammar › View
It refers to something retro.
A. old-fashioned
B. eye-catching
C. time-saving
