[ Should, Should not have ]
I ___________ _____________ . (wait)
A. waited
B. was waiting
C. shouldn’t have
D. should have waited

Random Topics:
Modal Verbs for SpeculationConjunction: Because and SoCountable & Uncountable NounsNoun Clauses with THATGerund & ParticipleArgumentative VocabularyUsed to & would & Past SimpleApostrophes and Quotation MarksIndirect SpeechCorrelative Conjunction & Complex SentencesOther quiz:
Idioms › ViewIf something is “heavy-duty”, it ___.
a. weighs a lot
b. is tough and powerful
c. must be done
Prepositions › View
Today is Friday the 3rd. To speak about Friday the 17th, we can say:
A. The Friday of two weeks
B. Two weeks from today
C. This coming Friday
D. None of the above
What’s …………….. animal in the world?
A. the dangerousest
B. more dangerous
c. the most dangerous
Grammar › View
A(n) ____ pronoun shows ownership and belonging.
A. reflexive
B. possessive
C. subject
D. object
