[ Grammar ]
At a minimum, a basic GPS device is installed in every vehicle _________ by the rental agency.
A. maintained
B. maintain
C. to maintain
D. maintaining

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ModifiersHave GotReported Speech and SubjunctiveGrammar PhrasesGiving and Asking for AbilityTenses and ConclusionsConditionalPresent and Past Simple PassiveFuture - will / going to / present continuousModals, Phrasal Verbs, Gerunds and InfinitivesOther quiz:
Grammar › ViewThe doctor ________________ you in a few minutes.
A. see
B. will see
C. saw
D. sees
Vocabulary and Grammar › View
____________ in Finland this week?
A. Does Walter work
B. Is Walter working