[ Passive Voice with Modals ]
Glass bottles ______ reused to reduce pollution.
A. can be
B. must be
C. may be
D. should be

Random Topics:
Modal and Phrasal VerbsVocabullary TestVerbs + Gerund or InfinitiveGerundBecause / soPronouns, Verb, ConjunctionModals and PhrasesPresent Perfect or Past SimplePlaces in TownPrepotitionsOther quiz:
Modals and Comparative Superlative › ViewYou look ill. You ………….. see the doctor.
A. shouldn’t
B. could
C. can
D. should
Grammar › View
Daddy, I’m going out with John.
Sue ________ with John.
A. denied going out
B. apologised for going out
C. regretted going out
D. confessed that she was going
I was ……… Italy.
A. In
B. To
Grammar › View
A human has two …. to hold and touch something.
A. hand
B. handes
C. hands
