[ Passive Voice with Modals ]
Aluminum cans ______ melted to be recycled.
A. can be
B. must be
C. may be
D. should be
Select your answer:

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Present Continuous, Present Perfect and Used toGrammar Double Object VerbsIf Conditional Zero and OneOpinion / AgreementVocabullary TestPast Perfect and Past Perfect Continuous TenseZero and First ConditionalsLinking WordsAdverbial Concession ClausesQuantifiers & Modals of ObligationOther quiz:
Conjunctions › ViewI am lactose intolerant, _________ my wife is allergic to gluten.
A. while
B. but
C. because
D. in order to
Grammar › View
Identify whether the following sentence contains a run-on: ‘I have a test tomorrow I need to study.’
A. Maybe
B. Not sure
C. Yes
D. No
