Question

Write This is or These are

1)... his clothes
2)...a book
3)...a computer
4)...my trousers
5)...dishes
6)...a teacher
7)...exercise book
8)...a problem
9)...a castle
10)...birds

Answer 1

1. These
2. This
3. This
4. These
5. These
6. This
7. This
8. This
9. This
10. These

Answer 2

Правило:
Мы употребляем This is,когда говорим о единственном числе (computer). Мы употребляем these are ,когда говорим о множественном числе (computers)

1)these are
2)this is
3) this is
4) these are
5)these are
6)this is
7)this is
8)this is
9)this is
10)these are