№1

2. Babby hasn't fed the dog yet.

3. Mr Brown and Anna have already made the sandwiches.

4. We haven't done the shopping yet.

5.  You haven't washed the dishes yet.

6. I have already checked the weather forecast.

№2

2 - Bobby has just fed the dog.

3 - We have just done the shopping.

4 - You have just washed the dishes.

№3

3 - have just arrived

4 - Have you done anything cool 

5 - yet

6 - have just been

7 - Has your sister taken

8 - yet

9 - hasn't taken

10 - yet