2.He haș typed six letters so far.
3.Have you ever eaten couscous?
4.They’ve never quarreled like this before.
5.I haven’t written to Marco since 1989.
6.We haven’t been there since we were young.
7.I saw her in May but I haven’t seen her since.
8.She has driven the same car for fifteen years.
9.I’ve known them for many years.
10.She hasn’t been in that shop for ages.
11.They have bought a new car.
12.He’s traveled all over the world.
13.Have you forgotten your promise?
14.I’ve ridden an elephant.
15.She’s just flown in from Rome.
16.She’s recently become a director.
17.They’ve already spoken to me.
18.I haven’t drunk my tea yet.
19.She still hasn’t answered the letter.
20.I’ve met her several times.
