Which of these list words fits correctly in each sentence??

1) His ______was much too casual for such a fancy restaurant.
2) please______the desks in the classroom into neat rows.
3) _________is a great spice to use in apple pies and cookies.
4) The scientists will try to _______the new virus before more people become sick.

(WILL MARK BRAINLIEST PLS ANSWER ALL!!!!!)
Middle school spelling :)