[ Modal Verb ]
People who use public parks __________ clean up after themselves.
A. must
B. may
C. ought
D. might
Select your answer:
Random Topics:
Preposition on TimePrepositions of Place and TimeQuantifies and Modals of DeductionCountable QuantifiersApologizingPresent Simple ProgressiveNumbersSynonymsConditionals and Modals of ProbabilityOther quiz:
Mixed General Quiz › ViewThe capital ___ Austria is Vienna.
a. in
b. of
c. from
Vocabulary › View
to take turns; a person taking the place of another; a substitute
A. alternate
B. enforce