Topics: 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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If/Unless - Conditional type 1Grammar - PunctuationComparisionsZero Conditionalgoing toParticipal PhrasesTenses (Present, Past, Future Forms)Independent and Dependent ClausesFuture Continuous TenseWord FormationOther quiz:
Quantifiers › ViewThere aren’t …………… apples in the fridge.
A. many
B. much
C. a lot of
D. lots of
Simple Present Tense › View
Cheetahs _________ the world’s fastest land animal.
A. is
B. are
