她跑得很快

the die is cast───木已成舟

someone is toast───有人在烤面包

breast fast───丰胸

deskfast───在办公桌上吃的早餐

headfast───头晕目眩

relay fast───快速中继

rise fast───快速上升

She is as fast and brave as a wild horse.───她是如斋戒而且冒着如一匹野生马.

asked Keno Carter,' Don't you like her. She is as fast and brave as a wild horse. And she has a sense of fun.───诺卡特问，”你不喜欢她吗。她是如斋戒而且冒着如一匹野生马。而且她有一个乐趣感。

She is so fast that none of us can match her.───她跑得如此快，我们当中没有人能和她匹敌。

i am wide awake , but she is fast asleep.───我完全醒着，她却睡得很熟。两个固定词组，