[ Modals and Past Modals ]
We had to turn our mobiles off before the plane took off.
A. The plane hasn’t taken off yet
B. The plane has already taken off
C. The plane is not going to take off until we turn our mobiles off
D. The plane doesn’t allow mobiles
Select your answer:

Random Topics:
Verb Usage and GrammarNoun FormationVocabullary TestPunctuationAdjective & Adverbs-ed and -ing AdjectivesArticles & PrepositionWord FormationPast Continuous and Past Simple TenseVerb Tenses and AgreementOther quiz:
Vocabulary and Grammar › ViewIn the past, white, or violet ao dai ______ by Vietnamese female students as their uniforms.
A. wore
B. used to wear
C. was worn
D. would be wear
Subject Verb Agreement › View
Two litters of gasoline ____ needed for this short trip.
A. are
B. is
