[ Grammar ]
Bob and Pamela (pack) their suitcases since 6 o’clock.
a) have been packing
b) have packed
c) having been packing
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Future Continuous TensePast Simple TensesSecond Type ConditionalPresent Continuous, Present Perfect and Used toVerb Tenses and Sentence StructurePresent Simple or Present ContinuousFuture TensesActive Voice-Present tensePresent Perfect and Past SimpleComplex Sentences with Adverb ClausesOther quiz:
Modal Verbs › ViewIt express past ability, polite request, or possibility.
A. might
B. may
C. could
D. not
Tenses › View
I have never played badminton before. This is the first time I ________ to play.
A. try
B. tried
C. have tried
D. am trying
Grammar › ViewWhat time ….
A. the train leaves?
B. does the train leave?
C. is the train leaving?
D. leaves the train
Prepositions › View
John needs to submit the report _________ his boss before 5 pm.
A. At
B. To
C. Of
D. On