[ Modal Verbs ]
You ______ buy a ticket in advance, but it’s recommended.
A. don’t have to
B. must

Random Topics:
TimeConditionals and Modals of ProbabilityPresent / Future / Present Progressive / non Action VerbsRequest with Modal VerbsVerb Tenses and UsageCorrelative ConjunctionWord Form & Verb TenseModal VerbPronounAdjective & AdverbsOther quiz:
Grammar › ViewThe __________relics stolen from the museum haven’t been found yet.
A. excavation
B. dynasty
C. limestone
D. worship
Vocabulary and Grammar › View
The village is well-known for its __________ of traditional pottery.
A. production
B. product
C. producing
D. produce
