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1 Many pure metals have little use because they are too soft, rust too easily, or have some other drawback. A property B additive C disadvantage D disparity 2 A long journey in cold weather is dreadfully tiring. A unfortunately B terribly C noticeably D predictably 3The manchineel tree has smooth, pale brown bark and long, drooping branches. A spindly B prickly C sagging D blossoming 4 A drop in the overall price of goods and services may signal a period of deflation. A A freeze B A pattern C A fall D An interest 5 The drought destroyed the crops in the Southwest of the United States. A dry period B precipitation C locusts D temperature extreme 参考答案 CBCCA | 
