Sure! Here are the rewritten sentences with the same meaning:

1. If you do not put in enough effort, you will not pass the exam.
2. If you dislike this one, I can get you another.
3. If she doesn’t hurry, she’ll arrive late.
4. If you’re not careful, you might cut yourself.
5. If you hadn’t sneezed, we wouldn’t have known you were there.
6. If you don't work harder, your laziness will lead to your dismissal.
7. If the heavy storm hadn’t occurred, the climbers would have survived.
8. She has realized that no one can assist her if she doesn’t try her best.
9. If you’re unsure how to spell a word, you ought to consult the dictionary.
10. The campfire would not have been canceled if it hadn’t rained last night.