[ Passive Voice with Modals ]
Metal cans ______ cleaned before recycling.
A. can be
B. must be
C. may be
D. should be

Random Topics:
IELTS GrammarTenses and Sentence CompletionPresent and Past Simple TenseSynonymParallelism and Subject Verb AgreementSo Such Enough TooPast Simple TensePronouns/ Present TenseRelative Clauses and UsageIntensifiers: Really vs VeryOther quiz:
Past Simple and Past Continuous › ViewComplete the sentence: ( Past Continuous)
Kids _____________ at the playground.
A. played
B. was playing
C. were playing
D. are playing
Prepositions › View
congratulate …__________ …
A. at
B. to
C. for
D. on
Some vs. Any › ViewI want ___cheese.
a. some
b. any
Preposition › View
What is the function of a preposition in a sentence?
A. It indicates the action of the verb
B. It modifies adjectives
C. It shows the relationship between a noun or pronoun and other words in a sentence.
D. It functions as the subject of the sentence
