[ Grammar and Vocabulary ]
. I never go on Facebook when I’m at _____ work.
A. a
B. the
C. –

Random Topics:
Perfect ModalsActive & Passive VoiceModals of Necessity and SuggestionVerb to havePrepositions of MovementSimple Present and Past TensesQuestion Tags in Verb TensesTenseSimple Present ProgressiveIndependent ClausesOther quiz:
Grammar › View(A) … is driving the car?
(B) David is driving the car
A. Where
B. What
C. Who
Past Tense › View
I was listening to the radio when you ________(call) me.
A. called
B. calt
C. were calling
D. was calling
Grammar › ViewTeacher: ‘You _____ arrive on time for class.’
A. have to
B. don’t have to
C. must
D. mustn’t
Grammar › View
He was / is at the library yesterday.
A. was
B. is
