1 Sally has already done her homework.
2 John has just finished reading a book.
3 My brother has been to Thailand twice.
4 Mike has just missed the train!
5 They have known each other for ages.
1 I have never flown on the plane.
2 My sister hasn't passed her driving test.
3 Mary has never been here before.
4 Tom hasn't seen Harry today.
5 My friend hasn't phoned yet.