Is "During the production of the film, the director nearly quit." in the correct format?

Is "On our walk in the woods, we saw a variety of birds." in the correct format?

Is "On the floor rugs of all sizes were on sale." in the correct format?

Is" To stay top of the class, you have to study hard every day." in the correct format?

Is "The cat scratched at the door, while I was eating." in the Correct format?

Is "She was late for class, because her alarm clock was broken." in the correct format?

Is "If you are ill, you ought to see a doctor." in the correct format?

Is "Since I have money; I am rich." in the correct format?

Is "As soon as I got home from school, I passed out on the couch." in the correct format?

Is "The play's run will be extended, if the next two nights are sellouts." in the correct format?