[ Modals ]
They ___ have stayed up so late last night.
A. Should
B. Shouldn’t
C. Haven’t
Select your answer:

Random Topics:
If- ConditionalConjunctive AdverbPersonal PronounsAdverbs and Time ExpressionsEnglish ArticleGrammar: Used to, Would, Be used to, Get used toNounsHabitual and Continuous TensesModal Verbs of Deduction and SpeculationUnreal ConditionalsOther quiz:
Grammar › ViewIdentify the proper adjective in the sentence that should be capitalized. The local mexican restaurant is my best friend’s favorite place to eat.
A. Local
B. Mexican
C. Best
D. Favorite
Grammar › View
When I came to this city, I ________ anyone.
A. haven’t known
B. didn’t know
C. wasn’t knowing
D. don’t know
