The key answer of exercise 3
The key to exercise solutions in chapter 6D - Modal verbs: speculation for the textbook Solutions Advanced - Workbook with authors Tim Falla and Paul A. Davies from Oxford University Press
Question
Complete the second sentence so that it means the same as the first. Use the modal verbs below. Write between three and six words.
Answer
- can’t have been listening to me
- must have left a window open
- should be landing now
- can be seen in the fields
- may not have been received
- won’t have been marked yet