12 The contestants of the tug-of-war competition usually have ____ palms.
(A) frantic
(B) brave
(C) coarse
(D) discreet

謹慎的，慎重的，考慮周到的

He made a discreet reply .   他作了謹慎的答覆。

樸素的，不引人注意的

It was a discreet apartment in a quiet street .   那是間位於一條僻靜的街上不引人注意的公寓房間。

（因喜悅，憤怒等）發狂似的[（+with）]

The mother was frantic with grief at the loss of her child .   母親因失去孩子悲痛欲絕。

狂暴的，狂亂的

He had a frantic rush to get his work done .   他急急忙忙把工作做完。