Topics: Passive Voice with Modals
Plastic bottles ______ turned into new products.
A. can be
B. must be
C. may be
D. should be
Select your answer:

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Relative Clauses PronounsSo, Such, Many, MuchConjunctions & PrepositionsSimple vs Continuous Past TenseSimple Present and Present ContinuousModal Auxiliaries and To Be VerbsModals for ObligationModalsVerbs + Infinitives / GerundsPassive ModalsOther quiz:
Grammar Clauses › ViewMake your own non-toxic cleaning products will reduce the use of plastics ___ you are reusing plastic containers to hold the cleaning products.
A. because
B. even though
C. why
D. even if
Grammar › View
It’s important that they ________ to take her medicine twice a day.
A. remembers
B. remembering
C. remember
D. be remembered
