[ Modal Verbs & Perfect Infinitive ]
. You _______ (see) a ghost! There’s no such thing.
A. can’t have seen
B. must have seen
C. should have seen
D. might have seen

Random Topics:
Future PassiveVerbs with Prepositions and ConjunctionsPast Perfect TenseVerb & GrammarModals - Reported Speech - ConditionalsCommon & Proper NounsSpeculation with Modal VerbsAbilityIN, ON & ATOffer and SuggestionOther quiz:
Tenses › ViewWe_____ (not, eat) pizza last night.
A. don’t eat
B. aren’t eating
C. didn’t eat
D. didn’t ate
as...as, comparatives, superlatives › View
John is __________ of the boys.
A. taller than
B. the tallest
C. the most tall
Grammar › ViewLarry’s family went to the zoo, _____ they didn’t enjoy it.
A. but
B. and
C. or
Habitual and Continuous Tenses › View
We …. tennis at six today.
A. are going
B. are playing
C. play
D. playing
