[ Grammar ]
I saw my friend running quickly to work. He _________ late.
A. must have been
B. might have been
C. can have
D. might not have

Random Topics:
Modals VerbsSimple Future TensePresent ContinousGrammar - to beTOEIC GrammarPast Simple & Past ContinuousTenseVerb-ing and InfinitiveSimple Future - PassivePossessive Pronouns and Adjective PronounsOther quiz:
Grammar › View____ English is not easy.
A. Learning
B. Learn
C. Learnt
D. Learns
Grammar › View
Transitive or Intransitive: Mike borrowed a pencil during class.
A. transitive
B. intransitive
