VERBS

appear, be, feel, look, seem, sound | remain

ADV.

awfully, desperately, especially, extremely, frightfully, mad

(informal),

more than, particularly, really, terribly, very

He's mad keen on football. She's a very keen gardener.

| not at all, not overly, not too

The banks were not at all keen to lend to somebody who actually seemed to need money.

| fairly, pretty, quite, rather | always

She was always keen to hear the local gossip.

| obviously | naturally, understandably

She was naturally keen to make a good impression.

PREP.

for

They were desperately keen for information.

| on

Sally's quite keen on the idea.

PHRASES

as keen as mustard

(= very keen)