Помогите с Second Conditional Sentences
20 балов

1 used, wouls create

2 didn't use, would be

3 bought, would help

4 didn't leave, would save

5 cared, would protect

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1 I would buy a house.

2 some people would get help.

3 I would help him.

4 I would save nature

5 I would be healthier.

6 it woudln't be dirty in the street