[ Modals ]
You __________ check in with the airline before you get on the airplane.
A. must not
B. should
C. must
D. should not
Select your answer:

Random Topics:
Coordinate ConjunctionTenses and VocabularyOpinion / AgreementSynonyms and VocabularyModal Verbs of PossibilityVerbs of movementPassive with ModalsModal Verbs of Deduction and SpeculationGerunds and ModalsCountable & Uncountable NounsOther quiz:
Few vs. Little › ViewThe weather has been very dry recently. We have had ______ rain.
A. Little
B. A little
C. Much
D. Few
Grammar › View
The Smith’s family will spend ________days in Hawaii.
A. a lot of
B. a few
