of短語at the beginning of .....開始a kind of-一種;一類a lot of許多,大量a number of -些,許多a set of-套;一副;一組a pair of一雙a couple of兩個;一對;幾個all kinds of各種各樣的all of a sudden突然地;猛地 ahead of在.....前面be in control of掌管;管理kind of稍微:有點兒because of因為;由於(be) made of由.....製成的first of all首先full of滿是....的;(有)大量的;(有)豐富的get out of離開....出來go out of one's way特別地;格外努力get in the way of擋....的路;妨礙hear of聽說hundreds of幾百,成百，上千instead of代替，而不是lots of大量;許多millions of成百萬上千萬，數以百萬計quite a lot( of..)許多one(large) bowl of一(大)碗of course 當然;自然plenty of很多的;足夠的run out (of)用盡;耗盡take care of照顧;照看think of思考;考慮thousands of成千上萬，幾千
off短語be off 離開;走開;break off突然中止;中斷clean off 把...擦掉cut off切除day off (因病或節假日)休息;不工作;不上學get off 脫下(衣服等);下車go off(鬧鐘)發出響聲kick sb. off 開除keep off 勿踏，勿踩pay off 償清(欠款等)put off推遲;拖延ring off 掛斷電話;停止講話run off 跑掉;迅速離開shut off關閉;停止運轉see off送行set off動身,出發;使爆發中take off 起飛turn off關掉
on短語 on board在船上on display展覽;陳列on duty值日,值班on foot走路，步行on sale廉價出售;出售on show展出，在上演(放映)on the one hand...on the other hand... 方面.....另一方面.....on the phone用電話交談;在通話on the weekend = on weekends(在)周末on the right在右邊on time準時come on來吧;趕快concentrate on全神貫注;關心於depend on(upon)依靠，依賴;取決於get on相處;進展get on well with和睦相處;關係良好go on doing...繼續千某事，不停地千某事hold on等一等( 別掛電話)keep on繼續(進行)live on ....為主食;靠....為生on vacation在度假;在假期中pass on傳遞put on穿,戴上;上演try on試穿，試試看turn on打開work on從事;忙於