[ Must and Might Modals ]
What is the correct negative form of “must have” in the past?
A. Must not have
B. Must haven’t
C. Must not has
D. Mustn’t has

Random Topics:
IELTS GrammarPast Tense vs Future TenseCoordinating Conjunctions and Comparative AdjectivesAuxiliary ModalGrammar RulesQuantifiers & Modal VerbsGrammar & ReadingGrammar Double Object VerbsWishes & Reported SpeechLinking VerbOther quiz:
Vocabulary › ViewThe clutter in the garage made it difficult to find anything amidst the mess that _________ the entrance.
A. Footaged
B. Chandeliered
C. Obstructed
D. Precised
Tenses › View
Everyone ______ to the stadium now.
A. Has gone
B. Is going
C. Are going
D. Goes
Grammar › ViewDid you take notes in class? No, I didn’t take ___.
A. no
B. none
C. any
Grammar › View
My parents have always allowed me some _______ .
A. dependence
B. independence
C. dependable
D. undependable
