[ Grammar ]
Sam ____ (stop) the car to take a picture.
A. did stop
B. stops
C. stop
D. stopped

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Frequency AdverbsComparison of Adjective and AdverbElectricity VocabularyBare Infinitive and To InfinitiveObject PronounRegular and Irregular AdverbNouns as AdjectivesClauses and ConjunctionsTenses of VerbsAction VerbOther quiz:
Tenses › ViewLook! That man ______________ to open the door of your car.
A. try
B. is trying
C. has tried
D. tries
Tenses › View
I ……………………………. a lot about her before I heard that she was safe.
A. has worried
B. had worry
C. have worried
D. had worried
Grammar › ViewYou must buy the tickets, ______ we won’t be able to see that play.
A. or
B. since
C. because
D. and
Grammar › View
Buffalos have horns ___ four legs.
A. and
B. but
C. or
