英和和英

to be necessary

It is necessary.

of something, to be needed

Is required

a necessary thing

do the necessary

have need of

the degree of necessity

You will be required to do so.

moderate demands

It is necessary.

It's necessary.

to supply the demand―meet the demand

necessity

according to the need

to meet the need―fill a need―minister to one's needs

to have enough of what is necessary

to be pressed by necessity

as much as necessary

absolutely necessary

absolutely essential

demand for a product or service

more than is needed

by necessity

urgently needed

in any way necessary

Would I need this?

Is this necessary?

Will we need this?

Are you going to be using this?