Please be quiet! Barbara ………………… her homework.
A. Is doing
B. Am doing
C. Be doing
D. Are doing
TensesSpelling Subject, Verb & Object Complement Verb Patterns / IngFormal & Informal WordsPrepositions of Timeduring, for, whileModals, Phrasal Verbs, Gerunds and InfinitivesAdjective / Noun + to Infinitive
Other quiz: Past Perfect Continuous Tense
I … on the railway station waiting room for an hour before the train arrived.
- had been being sit
- had been sitting
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