Topics: Possesive Pronouns and Modals of Ability
Most dinosaurs walked on land, but some ___________ fly or even swim.
A. could
B. can
C. couldn´t
Select your answer:

Random Topics:
Past and Present TensesRelative Clauses & Real ConditionalsPersonal PronounTenses and OpinionsWho am I?Prepositions of Place and TimeObject PronounRun-On SentencesGrammar ( going to)Tenses - Irregular VerbsOther quiz:
Tenses › ViewAt last Kate came. I _________ for two hours.
A. was waiting
B. had been waiting
C. has waited
D. waited
Grammar › View
In the vessels of the vascular system of the giraffe _____ of valves that ensures a needed supply of blood to the head.
A. are series
B. is seroius
C. is a series
D. a series is
