[ Modals and Past Modals ]
We have to turn our mobiles off before the plane takes off.
A. The plane hasn’t taken off yet
B. The plane has already taken off
C. The plane is now taking off
D. The plane doesn’t allow mobiles

Random Topics:
Modal AuxiliariesFigurative Language VocabularyArticles A and AnCoordinating ConjunctionsSo, Such, Many, MuchDependent PrepositionsVerb AgreementAdjectives vs AdverbsGrammar (Adjectives)Adjectives & PrepositionOther quiz:
Grammar › View
A. ten past seven
B. seven past ten
C. ten to seven
D. seven to ten
Grammar › View
My father (drive) us to school this morning.
A. Drove
B. Driving
C. Drives
D. Drive