[ Modals in The Past ]
Patty …… gone by bus .Why did she walk ?
A. must have
B. might have
C. should have
D. could have

Random Topics:
Pronoun-Verb AgreementTenses - Irregular VerbsNarrative TensesGerund Subject or ObjectPresent Simple and ContinuousSentence TransformationAdverbial Clause of MannerNoun, Adjective, and Adverb ClausesSimple and Progressive Verb TensesCohesive DevicesOther quiz:
Tenses › ViewThey ______ a yoga class when the rain started pouring outside.
A. were taking
B. used to take
C. took
Subject Verb Agreement › View
The new roads which the government has built ___ congestion.
A. have not reduced
B. has not reduced