[ Modal Verbs ]
. Passengers … talk to the driver. (prohibition)
A. may not
B. can not
C. mustn’t

Random Topics:
Comparison of Adjective and AdverbVocabulary and PrepositionsBasic TensesDependent ClausesRegular Plural NounsWill or Going toDegree of ComparisonConditionals Type IFirst & Second ConditionalGerund and InfinitivesOther quiz:
Modal Verbs › ViewWe _____ do more to help the environment.
A. have to
B. must
C. ought to
D. can
Grammar › View
It’s difficult to ………. up with Frank. He walks too fast.
A. stay
B. keep
C. continue
D. go
In the passive voice, the agent is unknown, unimportant or obvious
A. TRUE
B. FALSE
Grammar › View
Many people have attacked Indiana. Indiana ____________ _______ ___________ by many people.
A. Has attached been
B. Was attacked been
C. Has been attacked
