[ Modal Verbs ]
I think there ______ a mistake in your tax return, but I’m not sure. You should check it.
A. must
B. might
C. can’t

Random Topics:
Be used to vs used toModal PerfectTenses - Irregular VerbsPrepositionsModal Verbs of Deduction and SpeculationPresent and Past TenseWishes & Reported SpeechGerund or InfinitiveModal Verbs in ConditionalsRelative Clauses and etcOther quiz:
Adjective or Adverb › ViewBuses are not so … as taxis.
A. more expensive
B. expensive
C. the most expensive
D. a more expensive
E. expensivest
Modals › View
The children didn´t went to the school. they _____ sick
A. must been.
B. could have been.
C. may have been.
D. could have been.
Modals › ViewThe bank was robbed while you were inside! The robbers …. you!
A. may hurt
B. could have hurt
Grammar › View
Neither the dog nor the cat wants __________ ears examined.
A. their
B. its
C. her
D. his
