1. If you're stupid, you will be fired.
2. If you don't care, he may get lost.
3. If she has money, she will do that.
4. If she doesn't take it, she will feel better.
5. If we drop his games, we will get lost.

 

2, care it, or he can be lost
 If you don't care, he can be lost.
3 she has money, that is why she will do that
If she has money, that is why she will do that.
4 she doesn't take it, so she will feel better
 If she doesn't take it, she will feel better.
5 we dropped his games, so we would get lost
If we dropped his games, we would get lost.