[ Modals in the Past - Speculation and Deduction ]
Some countries __________ felt overwhelmed by the highest number of naturalization applications ever.
A. can’t have
B. must have
Select your answer:

Random Topics:
Adverb of MannerV-ing/to-V-ed and -ing AdjectivesPresent tense AffirmativeRelative Clauses and Past PerfectModal and Phrasal VerbsInfinitive GerundGrammar and PrepositionIndefinite PronounsModal "Have to"Other quiz:
Comparison › ViewA giraffe is _____ a tree.
A. as tall
B. taller
C. not as tall
D. as tall as
Indefinite Pronouns › View
I’m bored. I don’t have ____________ to do.
A. anything
B. everything
C. someone
D. nothing
