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

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Personal Pronouns and VerbApologizingPassive Voice - Mixed TensesGrammar & TensesModals of Speculation and DeductionQuestion tag and + - AgreementFirst ConditionalPrepositions and Prepositional PhrasesSimple Present Tense with Adverb of FrequencyCan vs CouldOther quiz:
Modal Verb › ViewIf I were you I’d take more exercise
A. I think you must take more exercise
B. I think you can take more exercise
C. I think you could take more exercise
D. I think you should take more exercise
Tenses › View
At this moment, she ______ (practice) her presentation for tomorrow.
A. practices
B. is practicing
C. practiced
D. will practice
