[ Modal Verb in Passive Voice ]
More energy-efficient homes _______________.
A. must be building
B. is built
C. must be built
D. is building
Random Topics:
Tenses and Word FormationConjunctionsComparisonSimiles and Body IdiomsVocabularyand, so, but, becauseModal and Modal PerfectTensePronouns and Subject Verb AgreementGerunds & Infinitives + VocabularyOther quiz:
Grammar › ViewAt what age do ______usually start to walk? (baby)
A. baby
B. babies
C. babys
Grammar › View
When I ______ to the theatre yesterday afternoon, the play ______.
A. had gone – started already
B. went – had already started
Will or Going to › ViewA: Do you want to go to the park this afternoon?
B: I can’t. I __________________ (visit) my grandparents.
A. will visit
B. am going to visit
Modal Verbs › View
She _________ take the bus; her mom can pick her up.
A. does not have to
B. mustn’t