Topics: Modal Verbs of Certainty and Possibility
She could _____ more polite, but I think she was in a bad mood.
A. have been
B. be
Select your answer:

Random Topics:
Adverbial Clauses of Manner and ResultModals of Necessity and SuggestionPresent Simple Positive and NegativeAbilityIf ClausesGrammar & VocabularyHas and HavePast Perfect Tense and Past TenseGerunds and TensesComparatives or SuperlativesOther quiz:
Grammar › ViewIf I had a car, I …………………………………..drive to school.
A. will
B. can
C. would
Grammar › View
A pacifist is a person ______ believes that all wars are wrong.
A. who
B. whose
C. whom
D. where
