THE PAST SIMPLE OR THE  PRESENT PERFECT/
1.you/be(ever)
...........................there?
2. you/be(when)
........................ there?
3. you/see(yet)
.......................the film..................?

4. you/be(already)
....................... there?
5.he/be(ever)
.........................interested  in  collecting stamps?
6.he/be(when)
.................... interested  in  collecting stamps?

7.you/see(ever)
.......................a kangaroo?
8.you/see(when)
........................ a kangaroo?

9.you/visit(yet)
..................the museum...........?
10. you/visit(when)

................the museum?

1. have you ever been there?

2When were you there?

3have you seen the film yet?

4have you  been there?

5has he ever been interested in collecting stamps?

6When was he intersted in collecting stamps?

have you ever seen a kangaroo?

8When did you see a kangaroo?

9have you visited the museum yet?

When did you visit the museum?

1.Have you ever been there?2. When did you be  there?3. Have you seen the film yet?

4. have you already been here?5.Have you ever been interested  in  collecting stamps?6.When did you be interested  in  collecting stamps?

7.Have you ever seen a kangaroo?8. when did you see a kangaroo?

9.Have you visited the museum yet?10. When did you visit the museum&