[ Modal Verbs for Speculation ]
Who’s the person with Billy? Perhaps it’s his sister. The person with Billy_________________his sister.
A. Must be
B. Could be
C. need to
D. has to be

Random Topics:
Linking Verbs and TensesAsking & Giving OpinionTensesAdjective SuffixesPronounciation and GrammarConditional TypesQuantifiers: too many, too much & enoughModal Verbs of Deduction and SpeculationHabitual and Continuous TensesJobsOther quiz:
Grammar › ViewIf David ________ answer my phone this time I ________ call him again.
A. won’t—-don’t
B. doesn’t—-won’t
C. won’t—-doesn’t
D. isn’t—-won’t
Conjunction › View
What is the conjunction in the sentence: ‘He will go to the store or to the library.’?
A. but
B. and
C. or
D. if
Tenses › ViewI had helped my neighbor before I fixed his car.
A. Future Perfect
B. Present Perfect
C. Past Perfect
Grammar › View
In the director’s opinion, it was high time the actress began to _____________her age.
A. BE
B. REACH
C. ACT
D. PERFORM
