His oily tongue has won him promotion.

Many people <u><em>called on</em></u> the minister when he was ill.

The involvement of teachers in the scheme of education proves to be a <u><em>mare's nest</em></u&gt…

He has built a big business empire by his <u><em>sharp practices</em></u>.

The young heir to his father's huge estate <u><em>made ducks and drakes</em></u> of his patrimon…

To keeps one's temper

Hard-pressed

To bring one's eggs to a bad market

To hang up one's hat