quit – give up – abandon放弃
subject – topic 话题
remarkable – exceptional – extraordinary – great – marvelous – striking – special – unusual显着的
polite – respectful 有礼貌的
politeness – good manners 礼貌
crazy – mad 疯狂的
sensible –wise 明智的
clever – intelligent – wise – bright 聪明的
(be) exhausted – (be) tired – (be) worn out 疲惫
believable – convincing -- credible 可信的