Question

32. I’m sure Kate knew it was my birthday. (use “must”)

=> Kate ……………………………………………………………

33. Perhaps my dad’s car broke down. (use “might”)

=> My dad’s car ……………………………………………………………

34. I’m sure Paul didn’t get the invitation. (use “can’t”)

=> ……………………………………………………………

35. It’s impossible that Mai went out. She’s got flu. (use “can’t”)

=> Mai ……………………………………………………………

Answer 1

1 Kate must have known it was my birthday

2 My dad's car might have broken down

3 Paul can't have got the invitation

4 Mai can't have gone out. She's got flu