Put in the missing words

2) сколько нужно включить насосов, чтобы перекачать за 10 минут 4000 литров воды?

5(3-2у)-4(9-у)=3(у+5)

14(2х-3)-5(х+4)=2(3х+5)+5х

long 20cm kit consisting of a tablecloth and 6 napkins can be made of linen 33m long? Determine the width of the blade

1) there are any/some desk in the classroom.
2) there aren't some/any children in the garden.
3)there aren't some/any books on the desk
4)are there any/some chairs in the living room?
5) there's a/some table in the living room.
6)is there some/a cat under the table?
7)there are some/any students in the classroom.
8)is there some/an armchair in the living room?

I always get up early.First,I 1)...... exercise for about half an hour and 2)....... a bath.Then, I 3)....... breakfast with the crew.After breakfast,we 4)...... the housework.My job is to clean the crews shoe.I am a biologist.I 5)........ jobs in the labaratory.I usually 6)..... a small lunch.After lunch,I usually 7)...... the wasing-up.I sometimes 8)..... on a space walk and 9)....... repairs to the station.In the evenings,I 10)...... phone calls to my friends or family on Earth.ПОЖАЛУЙСТА ПОМОГИТЕ