[ Modal Probability ]
Complete the sentence with the appropriate modal: “She ______ be the one who left the door open, but I’m not certain.”
A. must
B. might
C. can’t
D. should

Random Topics:
Although, Though, In spite of, DespitePast Simple, Past Continuous, Past PerfectDependent PrepositionsVerb Forms and PrepositionsBecause / soFuture - be going toConditional 0Grammar - Compound SentencesFuture Perfect vs Future ContinuousGerunds/InfinitivesOther quiz:
Tenses › ViewWhich sentence is incorrect?
A. He has lunch at noon
B. John studies at night all of the time
C. Mary usually busy on Monday
D. He read novel last night
Conjunction › View
I put a lot of effort into the assignment, ____ I couldn’t even get an A.
A. and
B. but
C. so