[ Grammar ]
At weekends, we often __________ the house together, but today my sister __________ in her room.
A. clean / is studying
B. cleans / studies
C. are cleaning / study
D. cleaned / is study

Random Topics:
Adjectives, ING - EDWho am I?Wishes and TensesSentence TypesModals, Infinitives and GerundsPresent Simple & Present Continuous TensesAdjective ClauseComparative and SuperlativesModals for ObligationDegrees of AdjectivesOther quiz:
Gerund vs. Infinitive › ViewCan gerunds be subjects?
A. Yes
B. No
Grammar › View
May I … your pen?
A. borrowing
B. to borrow
C. borrow
