Match the explanations with the examples. Then read the situations and complete the sentences

• I'm almost certain
• I'm almost certain
• It's possible that
• It's impossible that

1. She must be at home. = [ ] she is at home.

2. She must have been at home when we came yesterday. = [ ] she was at home at that time.

3. She may/might/could be at home. = [ ] she is at home.

4. She can't/couldn't be at home. = [ ] she is at home.

5. Perhaps he will take the next train.

   He [ ] take the next train.

6. I'm sure she has a brilliant career.

   She [ ] have a brilliant career.

7. I don't believe that she has left you!

   She [ ] left you!

8. I'm certain this information is not true.

   This information [ ] be a lie.

9. It's impossible that she's become a musician.

   She [ ] become a musician.

10. It's possible that the computer is broken.

    The computer [ ] be broken.