[ Passive Sentence ]
Today, many serious childhood diseases………………………by early immunization.
A. A. are preventing
B. B. can prevent
C. C. prevent
D. D. can be prevented
Select your answer:

Random Topics:
Modal VerbAdverbial Clause, Noun ClauseGrammar and Language UsageArticles - rulesInfinitivesVerb Tenses and ModalsTenses - Irregular VerbsNoun QuantifiersModals and InversionHelping and Linking VerbsOther quiz:
Indefinite Pronouns › ViewThis room is completely empty. ………… is left.
A. Nothing
B. Anything
C. Something
Grammar › View
_________ Patrick read in English?
A. Do
B. Does
