К какому разряду местоимений относятся слова this, that, these, those?​

1) now my close friend lives in moscow . 2) as a rule he spends his holidays at the seaside . 3) i’m very busy on sunday .4)  when i need help he often helps me .5)  she is always glad to see me .6) there is nothing to think about .

2. was меняем на has

3. is be меняем на was

4. ate меняем на eaten

5. being меняем на be

6. is playing меняем на is being played

7. by меняем на with

8. writting меняем на written

; )