[ Tenses ]
……….to the laboratory yet?
A. Did you go
B. Have you been
C. Are you
D. Were you

Random Topics:
BASIC GRAMMAR - PRONOUNSConditional SentencesFigurative LanguageHomophone & HomonymGrammar - some / anyPresent, Past, and Future TimePast ParticipleCoordinate ConjunctionIELTS GrammarTenses and OpinionsOther quiz:
Prepositions › ViewIf you’ve got a problem, then do something ______ it!
A. with
B. for
C. about
Grammar › View
My father……………………………….. the dishes.
A. doesn`t mind washing
B. doesn`t mind to wash
C. don`t mind washing
D. doesn`t mind to washing
Grammar › ViewThis will (widen) its market all over the world.
A. wident
B. widenning
C. widens
D. widen
Modal Verb › View
Which modal verb you use for unacceptable action
A. Cannot
B. Must not
C. Will not
D. Don’t
