u開頭的單詞有哪些

例句：

：  Life had sad, even ugly facts .人生是有一些悲哀的、甚至醜惡的'事實。

le ： I am unable to keep my engagement with you .我不能和你們朝夕相處。

rtain：Faith is an uncertain relief . 信仰實在是一種解救,雖然看來有點渺茫。

e：Immy is uncle to all the kids who like to go boating with him. 那些喜歡和吉米一起乘船遊玩的孩子都把他當叔叔

r:Do you think that everything is under control?你是否認爲一切都在控制之中?

rgroundEarthquakes take place far underground .地震則發生在地球的極深處。