1 Have you finished doing your homework
2 I have known Martha about two months.
3 You’ve missed Nazan! She was here a few minutes ago.
4 Mum:You must make your bed before you go out Martin.
Martin:I’ve made it.I made it in the morning.
5 Has you father eaten raw fish?
6 I am having lunch.I will call you later.
7 We haven't learnt passive voice.
8 I haveseen your brother.You may catch him if you run.
9 She hasn't eaten anythingten hours.
10 We have known each other a long time.
11 Has your father tried para-gliding?
12 This is the first time I have tried Mexican food.
13 I have had breakfast.Thanks anyway.
14 I have been there many times.Lets go somewhere different.
15 Have you seen any good films?