[ Passive Voice with Modals ]
Some plastics ______ put in recycling containers.
A. can be
B. must be
C. may be
D. should be

Random Topics:
Grammar - either...or, neither...norConjunctionsSimple Tenses in EnglishConditionals and Modals of ProbabilityPresent Simple and Present Continuous TenseSynonymPronoun Antecedent AgreementDefinite and Zero ArticleNoun / PronounAdjective ending with ED & INGOther quiz:
Grammar › ViewIdentify the adjective in the following sentence: “The enormous elephant sprayed water.”
A. enormous
B. elephant
C. sprayed
D. water
Adverbs of Frequency › View
She doesn’t _______ finish work early because she is often busy.
A. never
B. usually
C. always
Wish Clause › ViewThomas wishes he __________ so ill.He wants to go out and play with his friends,but he can’t.
A. weren’t
B. hadn’t been
C. won’t be
D. wouldn’t be
Grammar and Idioms › View
Complete the sentence with the correct verb form: Had he ___ more effort, he would have succeeded.
A. put
B. puts
C. putting
D. putted
