A person's nose is important for breathing and smelling. The nose is also used in many popular expressions.
Some people are able to lead other people by the nose. For example, if a wife leads her husband by the nose, she makes him do whatever she wants him to do.
Some people are said to be hard-nosed. They will not change their opinions easily. And many people will never pay through the nose, that is, they will not pay too much money for something.
It is always helpful when people keep their nose out of other people's business.The opposite of this is someone who noses around all the time. This kind of person is interested in other people's private matters. He is considered nosy.
And my teacher often says, "If you put your heart into it, the answers should be right under your nose. " It means something can be found or seen easily.
As for ear, there are also some expressions.
When I want to say something to you, I hope you are all ears and listen carefully. I also advise you to keep your ear to the ground. This means to be interested in what is happening around you and what people are thinking.
Another expression about ear is to play it by ear. Someone is able to play a song or a piece of music by remembering the tune(旋律) and not by reading the music.
There are many other expressions about different parts of our body.
For example, if someone is playing a joke on you, you can say, "You are pulling my leg. " And to turn your hand to something means to begin to do something. If a child does something wrong, we say he will get it in the neck, or he will be punished.
If a person always wants to lead others by the nose, that means     .

A．he always tells others what to do

B．he works harder than others

C．he cares about others instead of himself

D．he listens to his wife all the time

If someone is hard-nosed,    .

A．he will be too interested in others' business

B．he will spend much money for daily things

C．he will find the answers to his problems soon

D．he will not change his mind easily

When our parents or teachers are talking to us, what should we do?

A．We should be all ears.

B．We should keep our nose out of their business.

C．We should play it by ear.

D．We should pay through the nose.

On April Fools'Day, what may some people try to do?

A．They may turn their hand to us.

B．They may think of ways to pull our legs.

C．They will get it in the neck.

D．They will nose around all the time.