expel v. 驅逐，開除，排出，發射

例句：The headmaster decided to expel Henry from the school and taught the others a lesson．

校長決定開除亨利，并給其他學生一個教訓。

propel v. 推進，驅使

例句：There are no people to propel you in the direction you need to go,So you should do it yourself.

沒有人在你需要前進的方向上驅使你，所以你必須自我激勵。

repel v. 擊退，抵制，使厭惡，使不愉快

例句：Our country has the strong will to repel any invaders.

我們國家有強大的決心擊退任何入侵者。

rebel n．造反者，叛逆者adj. 造反的，叛逆的 v．造反，反叛

例句：The slaves rebelled against their masters and killed them all.

奴隸們起來反抗奴隸主并把他們都殺光了

rebellion n. 謀反，叛亂，反抗，不服從

例句：The peasants rose in rebellion against the government but it wassuppressed ln several hours.

農民們反叛政府，但是幾小時內就被鎮壓了。