[ Modal Verbs ]
You ___________ show your passport at the check-in.
A. have to
B. don’t have to

Random Topics:
Modals with Perfect InfinitiveFuture Tense - will and going toApostrophes and GrammarEmployment VocabularyMixed Present TensesPassive Voice Present SimplePresent Simple and Present Continuous TensesQuantifiers MixCohesive DevicesAuxiliary WordsOther quiz:
Tenses › ViewI _____ (buy) some books this morning.
A. buying
B. buyed
C. bought
D. brought
Definitions, Synonyms › View
Have a crush, be in love
A. Smitten
B. Mesmerize
C. Manifest
D. Audacious
I (not walk) for a long time, when it suddenly began to rain.
A. have been walking
B. had been walking
C. was walking
D. walked
Grammar › View
We _____________ some friends for lunch tomorrow at 1pm.
A. are going to have
B. having
C. are having
D. are going have