[ Should, Should not have ]
I ___________ _______________ more politely. (act)
A. shouldn’t have acted
B. should has act
C. acting
D. should have acted
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Verb Tenses and UsageConditionals and Modals of ProbabilityPresent Simple for Future ArrangementPrepositions and ArticlesPronouns, Sentence Structure, and ApostrophesPast Continuous TenseTravel VocabularyConjunctions and PronounsHomophonesTenses of Verbs - UsageOther quiz:
Homonyms › ViewThe ___ is very clean in the country.
a. air
b. heir
Grammar › View
He denied _____ at the crime scene. (be)
A. to be
B. to have been
C. having been
D. having