[ Verb Tenses ]
They ___ the math problems together in class.
A. am solving
B. is solving
C. are solving

Random Topics:
Active-Passive VoicesFor vs SincePreposition of TimePresent Perfect and Present Perfect ContinuousAdjectives & PrepositionsGerund Subject or ObjectPast Simple & Past PerfectFrequency AdverbsNouns FormationNoun QuantifiersOther quiz:
Grammar › ViewHe don’t have a pet. Fix the sentence!
A. He don’t has a pet.
B. He isn’t having a pet.
C. He doesn’t have a pet.
Tenses › View
I ________________ to my friends on Facebook at the moment
A. talk
B. talking
C. am talking
Tenses › ViewLast Wednesday they _____ (play) chess after they _____ (do) their homework.
A. had played/did
B. played/had done
Prepositions › View
I always have breakfast ________ 7 am.
A. In
B. On
C. At
