Ex 6
1. I think I've heard that song before
2.They haven't come yet
3.Jim has already invited Shirley to his party.
4.John and Julie have had their house for about two years.
5.She hasn’t taken her driving test yet.
6.Mary has been a translator since she left university.
7.Have you ridden your new car yet?
8.Has Paul ever met a famous person?
9.Up to now, Peter has received 5 awards.
Ex7.
1. I have already had dinner with my family
2.I haven't yet done my homework
3.My sister has just left the party
4.Has the mouse already gone ?
5.I have just met her
6. The paiter hasn't yet finished his work
7.Your mother has already told you to come home early
8.Have you finished your report yet? You need to bring it to me before 9 a.m
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