Topics: Gerund and Infinitive
Scientists regard the common cold as ………………… by a family of over 200 viruses.
A. being caused
B. to be caused
Select your answer:

Random Topics:
Adverbial Clause of Cause and EffectPrepositionComparison DegreeRelative Clauses and UsageGrammar - must & have toComparisonsNoun Phrases and AdverbialsPast Tense, Recount Text, and Future TenseTransitive and Intransitive VerbGrammar (Adverbs, Prepositions, Prepositional Phrases)Other quiz:
Grammar › View___ ___ _____ yestarday ?
A. You study
B. Did you studied
C. Did you study
D. study you
Future Tenses and Modals › View
Select the correct modal of deduction: “She ______ be at home because her car is not in the driveway.”
A. must
B. might
C. can’t
D. should
