II 1, Have you ever been to the museum? - Yes, I have.
2. Have you ever seen the real elephant? - Yes, I have.
3. Have you finished your homework yet? - No, I haven't.
4. Have you written the second task yet? 0 No, I haven''t.
5. Have you learnt the poem yet? - Yes, I have.
6. Have you spoken to your teacher today? - Yes, I have.
III 1. visited 2. left 3. has already stopped 4. had 5 have just done 6. hasn't cleaned
3. Present Simple-№1, 8 Present Continuous - № 2, 5 Past Simple - 4, 6 Present Perfect - 3, 7
Объяснение:
"Past Perfect"
Had you worked? – Ты работал?
When had you written the letter? – Когда ты написал письмо?
He had finished his work by five o'clock and went home.
When they arrived I had finished my work.
Peter had gone away when they reached the castle.
" Past Perfect Continuous".
Had you been working?
Had she been working?
I was very tired when I got home. I’d been working hard all day.
We’d been playing tennis for about half an hour when it started to rain heavily.
I was disappointed when I had to cancel my holiday. I’d been looking forward to it.