He always cuts both ends.

He is <u><em>at loggerheads</em></u> with his assistants about the management of the concern.

The boy had a <u><em>hair-breadth escape</em></u> from a street accident.

The social worker rendered <u><em>yeoman service</em></u> to the victims.

To put one on one's mettle

Get down to brass tacks

The rebels <u><em>held out</em></u> for about a month

To be old as the hills

We should guard against our <u><em>green-eyed</em></u> friends.