Most of the present day politicians have an axe to grind.

To keep the wolf away from the door

To beg the question

At my friend's tea party I <u><em>fell in with</em></u> a strange fellow.

A green horn

He intends <u><em>setting up</em></u> as a lawyer in the adjoining district.

I <u><em>stood up for him</em></u> when everyone else was criticising him.

Kamal was left <u><em>high and dry</em></u> by his friends when he lost all his money.

A fool's errand