[ Grammar ]
They cancelled all flights because of fog.
The passive form of the sentence above is, Because of fog, ….
A. all flights had cancelled
B. all flights were cancelled
C. all flights have been cancelled
D. they be cancelled

Random Topics:
Sentence and FragmentQuantifies and Modals of DeductionPresent, Past, Present Perfect and ComparativeTime ConjunctionsGrammar (Adverbs, Prepositions, Prepositional Phrases)Present Perfect vs Past SimplePronounciation and GrammarApologizingApostrophes and GrammarVerb-ing or to VerbOther quiz:
Grammar › ViewAre all proper nouns capitalized?
A. Yes
B. No
Grammar › View
The students complained to their teacher about bulling/bullying.
A. bulling
B. bullying
Grammar › ViewI don’t know why she bought that music system – she uses it ________________.
A. on red letter day
B. once in a blue moon
C. in black and white
Zero & First Contidional › View
They will buy the new iphone
A. if they write the report.
B. if the secretary makes coffee.
C. if they are on vacation.
D. if they have money.
