1. If you are stupid, you will be fired.
2. If it is not cared for, he can be lost.
3. If she has money, that is why she will do that.
4. If it is not taken by her, she will feel better.
5. If we drop his games, we will get lost.

2, care it, or he can be lost
If it is not cared for, he can be lost.
3 she has money, that is why she will do that
If she has money,  she will do that.
4 she doesn't take it, so she will feel better
If it is not taken by her, she will feel better.
5 we dropped his games, so we would get lost
 If we drop his games, we will get lost.