[ Modal Auxiliary Verb ]
If you plan to take a long trip in the car, you ___ get a full tank of gas or you might run out of gas!
A. Should
B. Don’t have to
C. Must not
D. Don’t have to

Random Topics:
Verbs and PrepositionsVerb + PrepositionInfinitive or GerundPrepositions and AdverbsSubject and Verb AgreementTOEFL Adjective and AdverbFormal & Informal WordsFuture TenseGrammar ClausesModals - Conditionals - Future TensesOther quiz:
Grammar › View_____ quiet! I’m trying to concentrate.
A. Do
B. Be
C. Is
D. Was
Vocabulary › View
What is the meaning of the word “elaborate”?
A. Simple
B. Complicated and detailed
C. Random
D. Brief
Grammar › ViewMy brother ________ in the park.
A. played
B. play
C. playing
D. pleys
Modal Verbs › View
My brother has been working in the garden the whole afternoon. He …………… tired.
A. must be
B. can’t be
C. shouldn’t be
D. must have
