[ Present Perfect Simple and Continuous ]
How long ________ (work) on this grammar exercise?
A. have you been work
B. have you been working
C. have you worked
D. you have been working
Select your answer:
Random Topics:
Wishes & Reported SpeechNarrative TensesAdjective vs AdverbVerb ConjugationPaired ConjunctionPast Simple & Past ContinuousFuture TensePresent Simple Affirmative and NegativeHave vs. HasOther quiz:
Mixed General Quiz › ViewShe ___ the children down the street.
a. lead
b. led
Grammar › View
You _____ forget to call me tonight.
A. Should
B. Shouldn’t
C. Must
D. Mustn’t