know enough to come in out of the rain
To have good sense; know how to take care of yourself. Usually used in the negative.
Bob does so many foolish things that his mother says he doesn't know enough to come in out of the rain.
Sally may look stupid, but she knows enough to come in out of the rain.
know if one is coming or going
know whether one is coming or going
To feel able to think clearly; know what to do. Usually used in the negative or with limiters.
On Monday, the car broke down; on Tuesday, Mother broke her arm; on Wednesday, the children all became ill with the mumps; by Thursday, poor Father didn't know if he was coming or going.
My cousin is so much in love that she scarcely knows whether she's coming or going.
know one in high places
To be connected with people in power.
Ted's grandfather was the mayor of Chicago so he knows people in high places.
know one is alive
Not to notice a person. Used with negative or limiting words and in questions.
She was a good-looking girl but she didn't know I was alive.
know one's ABCs
дословно: Знать чьи-либо АБВ
Знать алфавит, или самые основы, базовые вещи о чем-либо.
Знать алфавит, или самые основы, базовые вещи о чем-либо.
The students worked hard and everyone knew their ABCs very well.
Студенты учились очень усердно и все очень хорошо знали основы своей специальности.
know one's onions
know one's stuff
To have experience and skill in an activity.
Before trying to make any pottery, it is better to get advice from someone who knows his stuff in ceramics.
know one's own mind
To no hesitate or vacillate; be definite in one's ideas or plans.
It is impossible to do business with Fred, because he doesn't know his own mind.
know one's place
To be deferential to one's elders or superiors.
Ken is a talented teaching assistant, but he has a tendency to tell the head of the department how to run things. Somebody ought to teach him to know his place.