[ Passive Voice with Modals ]
Plastic straws ______ replaced by reusable alternatives.
A. can be
B. must be
C. may be
D. should be
Select your answer:

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Adjective & AdverbsAuxiliary Verbs & Question TagsPast Continuous TenseAdjectives and DegreesPast and Present Continuous tenseHave as verb and auxiliaryWill and Going toActive and PassiveGerund and To InfinitiveGrammar - Collective NounsOther quiz:
Future Perfect vs Future Continuous › ViewDo you think that Lucas _______ (fix) the car by tomorrow?
A. will have fixed
B. will be fixing
Grammar › View
Amani has high fever. Her forehead is as ____________ as fire.
A. hot
B. heat
C. hotter
D. hottest
