'Must have +Past Participle is a match for---

A We have done the sum
B We must do the work
C They must have to finish the duty
D He must have neglected his studies

Correct Answer: He must have neglected his studies

We use must have + past participle when we feel sure about what happened. Who told the newspapers about the prime minister's plans? It must have been someone close to him.The thief must have had a key. The door was locked and nothing was broken.Oh, good! We've got milk. Mo must have bought some yesterday.
Bissoy MCQ

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