Fill in the correct infinitive tenses.
I think she left. She must......
I hope he will come . He may.......
I think he is working hard. He must........hard
I think she was ill. She must........ill
I think he was driving carelessly. He must .......carelessly
I think he has broken the vase. He must .....the vase.
I think she had written the poem. She must...the poem
I think she left. She must leave. I hope he will come . He may come. I think he is working hard. He must work hard. I think she was ill. She must be ill. I think he was driving carelessly. He must drive carelessly. I think he has broken the vase. He must break the vase. I think she had written the poem. She must have the poem.
