believe one's eyes
To believe what one sees; trust one's eyesight. Used with a negative or limiter or in an interrogative or conditional sentence.
Is that a plane? Can I believe my eyes?
To be made sure of seeing something.
She saw him there but she could hardly believe her eyes.
beneath one
Below one's ideals or dignity.
Bob felt it would have been beneath him to work for such low wages.
beside oneself
Very much excited; somewhat crazy.
She was beside herself with fear.
He was beside himself, he was so angry.
When his wife heard of his death, she was beside herself.
bet one's boots
bet one's bottom dollar
bet one's shirt
To bet all you have.
This horse will win. I would bet my bottom dollar on it.
Jim said he would bet his boots that he would pass the examination.
To feel very sure; have no doubt.
Чувствовать себя очень уверенным в чем-либо; не иметь никаких сомнений.
Jack is very punctual. You can bet your bottom dollar he'll be here at 9 o'clock on the dot.
Джек очень пунктуальный. Я на сто процентов уверен, что он будет здесь ровно в 9.
bet one's life
To feel very sure; have no doubt.
Was I scared when I saw the bull running at me? You bet your life I was!
beyond one's depth
Over your head in water; in water too deep to touch bottom.
Jack wasn't a good swimmer and nearly drowned when he drifted out beyond his depth.
In or into something too difficult for you; beyond your understanding or ability.
Bill decided that his big brother's geometry book was beyond his depth.
Sam's father started to explain the atom bomb to Sam but he soon got beyond his depth.
When Bill played checkers against the city champion, Bill was beyond his depth.
beyond one's means
Too expensive, not affordable.
Unfortunately, a new Mercedes Benz is beyond my means right now.
bide one's time
To await an opportunity; wait patiently until your chance comes.
Ждать возможности; терпеливо выжидать своего шанса; выжидать удобный случай.
Refused work as an actor, Tom turned to other work and bided his time.
Jack was hurt deeply, and he bided his time for revenge.
My enemies have bided their time.
Мои враги выждали удобный случай.