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:
Active and Passive voiceConjunctions in Complex SentencesGrammar - SimilesHelpful Phrases Relative & Interrogative PronounsPassive Voice - Mixed TensesPassivisationUnderstanding Product Packaging and TensesThe First Conditional SentenceGrammar ModalsOther quiz:
Tenses › ViewShe’s doing the washing up now.
By this time tomorrow, she ……………….. the washing up.
A. will do
B. will have done
C. will be doing
D. is going to do
Vocabulary and Phrases › View
Many people feel ______ when they reconnect with loved ones during Christmas.
A. joyful
B. overwhelmed
C. critical
