[ Modal Verbs ]
I am sure Ron was here. I saw his car in front of the building. He … here.
A. could have been
B. might have been
C. may have been
D. must have been

Random Topics:
Adverb and Noun ClausesConditional Sentences and Verb FormClauses and ConjunctionsTOEFLVerb & GrammarPresent Simple vs Past SimplePronounAdjectives-Comparison, SuperlativeJobsIN, ON & ATOther quiz:
Prepositions of Place › ViewWhere are the kids playing? They are playing _______ the backyard.
A. at
B. on
C. in
Grammar › View
The meeting ___ yesterday by the team leader.
A. held
B. was held
C. holds
D. is held
Vocabulary › ViewShe liked to ______ her wealth by wearing jewelry and the most expensive clothing.
A. figurative
B. flaunt
C. foreshadow
D. foliage
Tenses › View
Identify the verb tense in the sentence: ‘We will finish our homework later.’
A. Past simple tense
B. Future simple tense
C. Future perfect tense
D. Present continuous tense
