每天積累幾句口語，每天前進一步，日積月累，小編相信，你會說出一口流利的英語。
Every family has a black sheep.家家有本難唸的經。
black and blue 遍體鱗傷
The thief was caught of red-handed and beaten black and blue.
那個小偷當場被抓住並被打得青一塊紫一塊的。
black and white 白紙黑字
The proof is in black and white and the murderer has no any excuses.證據確鑿，凶手再也無話可說。
blind alley 死衚衕
You are heading into a blind alley.你正在鑽牛角尖。
blow hot and cold 搖擺不定
This guy seemed to have no own idea.He always blew hot and cold.這傢伙好象沒什麼主張，總是搖擺不定。
blow one's own trumpet 自吹自擂
Don't blow your own tumpet.Let us see what on earth you can do.不要自吹自擂了，讓我們看看你到底能做什麼。
born with a silver in one's mouth 出生在富貴人家
He is born with a silver in one's mouth.他是含著金鑰匙出生的。
The couple hadn't spoken to each other for a week.They were both waiting for the other one to break the ice.這對夫婦已經一個星期沒說過話了。兩人都在等另一方先開口。
by a blow 無意中的一擊
He is beaten to the ground by a blow.他被擊到在地。
can't stand it any longer 不能再忍受了
I can't stand it any longer,I quit.我再也忍受不了了，我走。
carry something too far 過火了
You are carrying your joke too far.你玩笑開得太過分了。
castle in the sky 海市蜃樓
You plan is nearly a castle in the sky.你的計劃簡直就是空想。