Поставьте to be в нужное a) present simple 1)the from my house 2)mary and 3) o'clock. for work again 4)the water in the 5)how ? 6) to see them 7)what from? 8)how melons? 9)many different made of plastic. b) past simple 1)the 2)these heavy 3)yesterday the theatre 4)besides him people there 5)my yesterday 6)the thousand years old 7)my dirty 8)the quiet as mice

a) Present Simple

1)The metro IS far from my house

2)Mary and Nelly ARE friends

3)It IS10 o'clock. You ARE late for work again

4)The water in the ocean IS salty

5)How old IS Mary?

6)We ARE glad to see them

7)What country IS she from?

8)How much ARE the melons?

9)Many different things ARE  made of plastic.

b) Past Simple

1)The door WAS opened

2)These cases WERE very heavy

3)Yesterday we WERE at the theatre

4)Besides him there WERE ten people there

5)My mother WAS 40 yesterday

6)The castle WAS one thousand years old

7)My shoes WERE very dirty

8)The children WERE as quiet as mice