[ Modals ]
A: I don’t know how the cat escaped. B: It ______ out of the window. It was open when I arrived home.
A. must have gone
B. should have gone
C. can’t have gone
D. might have gone

Random Topics:
SubjunctiveGrammar - Present Perfect TenseIf Conditional Zero and OneUsed to - Would - TensesClauses and GerundsSuperlative AdjectivesSecond ConditionalCountable and UncountableTenses and Word FormationTransitional Phrases and ConjunctionsOther quiz:
Past Continuous Tense › View______ they swimming when the phone rang?
A. Were
B. Are
C. Do
D. Did
Western Europe Countries › View
What Body of Water is this?
A. Mediterranean Sea
B. Atlantic Ocean
C. North Sea
D. Baltic Sea
E. English Channel