Напишите правильный вариант
1) - Jack ......... (didnt skate\doesnt skate\not skated) yesterday
-..............(Was\Did\ Is) he busy?
- Yes, he ......(was,did,is)
2) ......... (They are/ These are/There are) a lot of books on these ......._shelf/shelves)
3)- .................. (Will he/ Will he be) busy tomorrow?
- No, he ......... (isnt/doesnt/wont)
4) ............... (Why /Where/Who) came yesterday
5) Who ...............( was/were) in the park ?
- Sam and Jane .............(was/were)