Put the verbs in brackets in the present perfect.

Привет! Давай выполним это упражнение на Present Perfect. Вспомним правило: для образования Present Perfect мы используем вспомогательный глагол have/has + 3-я форма глагола (V3 или окончание -ed). 1. A: **Have you ever been** camping? B: Yes, but I **haven't done** it for ages. 2. A: Do you want to go skydiving? B: Yes I do. I **have never tried** skydiving before. 3. A: I **have just received** a postcard from Mary. She's in Hawaii. B: Really? How long **has she been** there? 4. A: **Have James and Lilly arrived** in London yet? B: I don't know, they **haven't called** me. 5. A: How's your trip? **Have you done** anything interesting? B: Well, we **have flown** over the city in a helicopter and we **have taken** some amazing photos so far. 6. A: I **haven't booked** our ferry tickets yet. B: That's OK. I **have asked** George to do it.