[ Grammar ]
If people used cars less, the air ____ much cleaner. (to be)
A. would be
B. would have been
C. will be
D. was
Select your answer:
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Passive Modals in Different TensesUnderstanding Product Packaging and TensesSubject Verb Agreement; Indefinite PronounsPassive Voice of TensesConstrative ConjunctionContrast Linking WordsFuture TensesPresent Perfect Simple & Present Perfect ContinuousGerund and To InfinitiveOther quiz:
Tenses › ViewTurn off the gas. Don’t you see that the kettle ________?
A. boil
B. boils
C. is boiling
D. boiled
Leach vs. Leech › View
Centuries ago doctors often used … to take bad blood.
(a) leaches
(b) leeches