[ Present Tenses ]
How long ___________ you _____________ my sister?
A. have / known
B. have / know
C. have / been knowing
D. have / been known

Random Topics:
Mixed ConditionalsAdverbial Clause / If / ComparativesFirst Conditional & Future TensesConjunctive AdverbsDo / Have / Can - Basic QuestionsAspect or tenses of VerbsPast Narrative TensesPresent and Past Perfect TensesVerbs: Action, Linking, and HelpingGrammar and EssayOther quiz:
Grammar › ViewIs the following statement correct or not?
It believe to me that video games are bad for teenagers.
A. Correct
B. Incorrect
Grammar › View
Louise does not like classical music. ________________, her friends have talked her into going to the concert.
A. In addition
B. Although
C. all incorrect
D. However
Grammar › ViewMy mother_____________ my birthday.
A. always forgets
B. always is forgetting
C. forgets always
D. is forgetting always
Grammar › View
Give _________ the book.
A. Him
B. He
C. His
D. She
