[ Modals in the Past - Speculation and Deduction ]
She ________ passed the citizenship test without studying hard since it’s known to be difficult.
A. must have
B. can’t have

Random Topics:
Singular and Plural NounsLinking WordsPast ParticiplesPreposition (at,in,on)Question TagsPassive to ActivePast Perfect vs Past SimpleFirst Conditional, Future Time ClausesCollective NounsClauses and ConjunctionOther quiz:
TAG Questions › ViewTina has to take care of her brother tonight, ____?
A. hasn’t she
B. didn’t she
C. doesn’t she
D. isn’t she
Conjunctions › View
I was feeling hungry, ________ I made myself a sandwich.
A. and
B. or
C. but
D. so
Vocabulary › Viewaxis
A. real or imaginary line through the center of an object
B. to turn about on an axis or a center
C. the surface of the land and its features
D. an organization in the United States that directs space travel and research
Present Simple and Modal Verbs › View
. You ___ wear a hat in class.
A. can’t
B. may
C. must
D. can
