Rideの言い方ー「I won't ride on the school bus today.」(ナチュラルではありません。)
Get onの言い方ー「I won't get on the school bus today.」
Takeの言い方ー「I won't take the school bus today.」
(乗って行く)Go byの言い方ー「I won't go by bus today.」
(乗っている)Be onの言い方ー「I won't be on the bus today.」