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4. UNESCO’s agenda for the world’ s tangible and intangible heritage is also to act as a warning system for sites which are at the mercy of redevelopment, pollution or even ? at the mercy of (powerless against) to be in a situation where someone or something has plete power over you: “任憑??擺布”“在??面前無(wú)能為力” Poor people are increasingly at the mercy of moneylenders. Perhaps it is humankind’s long suffering at the mercy of flood and drought that makes the ideal of forcing the waters to do our bidding so fascinating. 。例如: He is of no colour, for he has been ill for two weeks. 他毫無(wú)血色,因?yàn)樗技矁芍芰恕? He was of noble birth and high rank. 他出身于高貴門(mén)庭。 His whole life was of best 生是非常光榮的。 表示“屬于”,如: The products are of firstrate 。不過(guò),這種結(jié)構(gòu)常用于較正式 的場(chǎng)合,書(shū)面語(yǔ)中尤為常見(jiàn)。 what 9. Without the air to hold some of the sun’s heat, the earth at night ____ which is too cold for us to live on.(1997上海 ) A. would be freezing cold B. will be freezing cold C. would be frozen cold D. can freeze coldly 10. The two strangers talked as if they ____ friends for years.(1993上海 ) A. should be B. would be C. have been D. had been Keys: 15 CBCDC 68 BCBAD 3. They are a precious part of our cultural heritage – it is of vital importance that we do something. 它們是我們文化遺產(chǎn)中極其寶貴的部分 — 因此我們采取行動(dòng)就顯得尤為重要。 that C. should not be sent。t you think it necessary that he _______ to Miami but to N