В каких случаях ставятся артикли: a,an,the.

1.Have you got a friend?
2.How old is he?
3.Does yor friend go to school?
4.Doesyor friend go to school at eight o'clock or at two o'clock?
5.When does he come home?
6.Does your friend like sport?
7.Can he swim?
8.Where does he go to swim?
9.With whom does he always go to swim?
10.When does he always go to swim?

1. I --- scared at the cinema last night.
1) am 2) was 3) were
2. Hello!! We --- happy to see you. You look good.
1) are 2) was 3) were
3. Seva and Taras --- bored at the last lesson.
1) are 2) was 3) were
4. My mother --- a doctor. Sshe works in a hospial.
1) is 2) was 3) were
5. There --- a cake in the fridge. Where is it now?
1) is 2) was 3) were
6. I --- hungry. Is there anything to eat?
1) am 2) was 3) were

поясните, пожалуйста: в каких случаях ставится (is, are), а в каких (was, were)

...... banana in ...... fridge?

4) That*s ...... pity.

5) I can*t make ....... fish soup without ...... carrots.