[ Passive Voice ]
These curtains are so dirty. They must ____ .
A. be cleaned
B. clean
C. cleaned

Random Topics:
Who vs WhomPast ContinuousAuxiliary Verbs & Question TagsModals for ObligationSimple Present Continuous TenseSecond ConditionalAdjective + to + VerbPassive Modals in Different TensesModals - Conditionals - Future TensesPreposition FormOther quiz:
Grammar › ViewI ……. waiting for you when your bus arrives.
A. Was
B. Were
C. Will be
D. Am
Grammar › View
You___get up early on weekends.You can relax.
A. must
B. have to
C. mustn’t
D. don’t have to
Tenses › ViewThe service center ____ vehicles right now, during the busiest hour.
A. is repairing
B. repaired
C. repairs
D. will repair
Sentence Structure › View
Yadriel went to the beach, ___ he learned to surf.
A. or
B. and
C. but
D. for
