[ 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:
Progressive Perfect and Simple Verb TensesConjunctionInversions and SubjunctiveContrastive ConjunctionSimple Present - Negative & InterrogativeAdverbs and AdjectivesThings in Englishgoing toGrammar TOEFLA(n), the, no articleOther quiz:
Modals and Vocabulary › ViewThe forest was filled with various flora, including ferns, mosses, and rare orchids.
A. Animals
B. Birds
C. Plants
D. Rocks
Grammar Clauses › View
___ you don’t plan to make a career in sport, you still have to practice.
A. Even if
B. As long as
C. As soon as
D. So that
Grammar › View“Who’s that over there?” – “Oh, it’s our new teacher, ____ just started work today.”
A. that
B. which
C. who
D. who he
Modals › View
What _______ we do now ?
A. can
B. may
C. Can’t
