[ Modals of Probability ]
I can hear a voice speaking, but there’s nobody here. It ………………….. be that parrot!
A. must
B. can’t

Random Topics:
Simple, Complex, Compound SentencePresent Simple VS ContinuousPassive Voice - Present Simple and Past SimpleAcademic VocabularyUnscramble SentenceModals - Have to or ShouldPresent Tenses and VocabularyComparisionPronouns, Verb, ConjunctionPresent Progressive TenseOther quiz:
Grammar › ViewDid Samantha go to _____ house for dinner on Thanksgiving?
A. Ms. Cheng
B. Ms. Chengs’
C. Ms. Cheng’s
D. Ms. Chengs
Tenses › View
My friends_……………… at my house at 6 o’clock.
A. arrived
B. had arrived
C. were arriving
Conjunction › ViewWe stayed at home __________ watched a film.
A. And
B. But
C. Or
D. So
Modal Verbs › View
Mary _____ speak French fluently.
A. can
B. could
C. will
D. should
