Dear all,
What is the difference between "may have seen" and "might have seen"?
How about "could have seen"?
what should I aware when want to use modals and perfect tense?
Thanks.
Search found 1 match
- Mon Mar 08, 2004 1:48 pm
- Forum: Applied Linguistics
- Topic: modal + perfect
- Replies: 2
- Views: 1829