172.a danger to對…的危險; be in danger(of)處于…危險中; be out of danger脫離危險
173. to date(=so far, until now) 到目前為止
174. out of date過時的;up to date新式的,時興的; date back to可追溯到; date from從某時期開始(有)
175. deal with (=concern) 論及
176. be in debt to sb. 欠…的債
177. on the decline 在衰退中, 在減少中 in decline 下降; on the increase 在增加
178. to one’s delight 令某人感到高興 to one’s regret 遺憾; sorrow悲痛; relief 安心; distress 苦惱; shame羞愧; surprise 驚奇; astonishment 驚奇;
179. delight in(=take great pleasure in doing sth.)喜歡, 取樂
180. take (a) delight in 喜歡干…, 以…為樂
