[ Mixed General Quiz ]
Two species of giant Sequoia redwood trees are ___ in California; one in the Sierra Nevada mountains and one along the Pacific coast.
a. find
b. finding
c. found

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Passive and Active SentencesModalsUnreal ConditionalsKinds of SentencesSubject and Verbs AgreementPrepositions of Time and PlacePast form of ModalsModals Of SpeculationPresent ContinousSimple Past/Past ProgressiveOther quiz:
Tenses › ViewThey ______ for two hours when the power went out.
A. worked
B. were working
C. had been working
D. have worked
Tenses › View
The bus ______ every 20 mins.
A. run
B. are running
C. runs
D. running