新概念英语第四册 Lesson 13 The search for oil 课件

Lesson 13 The search for oil 探寻石油 ① The deepest holes of all made for oil, and they go down to as much as 25,0000 feet. ② But we not need to send men down to get the oil our, as we must with other mineral deposits. mineral adj. 矿物的； n. 矿物质 mineral resources / spring / water / substance / deposits ③ The holes are only borings, less than a foot in diameter. boring n. 钻孔；钻出的孔 bore a hole in wood bore a tunnel through the mountain drill for oil / water an electric drill perforate Perforate the cover to let air in. punch prick / pierce A small bead of blood formed where she had pricked her finger. She had her ears pierced. perforate v. 穿孔，打孔，打眼 punch vi. 开洞 prick / pierce v. 刺，戳 less than a foot in diameter less than + 数词 + 计量名词（时间；距离；金额） less than 20 minutes / a foot / 2 miles / 10 dollars fewer than + 数词 + 普通名词 There are fewer than 20 applications. The whole of Switzerland has fewer than six million inhabitants. no less than + 数词 + 计量名词（时间；距离；金额） “足足有……，有……之多” not less than + 数词 + 计量名词（时间；距离；金额） “至少有…；不少于…” 他中了足足100万的彩票。 他中了至少100万的彩票。 He won no less than $1000000 in the lottery. He won not less than $1000000 in the lottery. no fewer than + 数词 + 普通名词 “足足有…；有……之多” not fewer than + 数词 + 普通名词 “至少有…；不少于…” 翻译： 有一千人来。 至少有一千人来。 no more than ... 只有…仅有…… not more than ... 最多…… No fewer than a thousand people came. Not fewer than a thousand people came. No more than 20 people are present. Not more than 20 people are present. ④ My particular experience is largely in oil, and the search for oil has done more to improve deep drilling than any other mining activity. particular: specific; individual in this particular case = in this specific case his particular problems = his individual problems largely: chiefly / mainly / to a great extent His success was largely due to luck. do much / a lot / a great deal to.... do little to.... do nothing to.... Though he was technically a prizefighter, Mendoza did much to change crude prizefighting into a sport, for he brought science to