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53, P17) 2. if something bad persists, it continues to exist or happen:More Practice:1)可能大部分地區(qū)還有霧。The fog is likely to persist in most area. 2)但是,在其他領域,問題依然存在。But problems persist in other areas.I’vetoldyouabilliontimes (L55, P18) a pound adj. formed from an attributive clause:… in a tone that suggested that he had told me a billion timesMore Examples:What made you throw away this onceinalifetimechance?When I told him that he had failed the makeup exam, he put on a whocares look. She told me a nevertobeforgotten encounter.ranking n. (L58, P19) a position on a scale that shows how good sb. or sth. is when pared with others:She is now fifth in the world rankings as a tennis player.More Practice:由于這個裁決足球隊失去了排名第一的位置。The football team lost their No. 1 ranking as a result of the decision.reflect on (L62, P20)to think deeply about。 consider carefullyMore Practice:1)每當聽貝多芬交響樂的時候,我總會仔細思考人生。I always reflect on life when listening to Beethoven39。s symphony. 2)我們行動之前必須充分考慮市場可能產(chǎn)生的效應。We need to reflect on the likely reactions of the market before we act. indissoluble adj. (L63, P20) an indissoluble relationship cannot be destroyed:More Practice:1)一份不能撤消的合同an indissoluble contract 2)一個牢不可破的聯(lián)盟an indissoluble union 3)語言與文化之間有著一種緊密的聯(lián)系。There is an indissoluble link between language and culture.in advance (L66, P21)before something happens or is expected to happen:Book airline tickets two weeks in advance.Could you distribute these copies at least three days in advance of the meeting?