3．at any rate无论如何；不管怎样；反正 [教材原句]　If trends continue the way they’re going，then in my opinion，yes—in developed countries at any rate. 如果这种趋势继续以它们现在的方式发展下去的话，我认为至少在发达国家是那样的。 at this/that rate　照此情形；如此下去 at the/a rate of

　　以……的速度或比率；以……的价格 ①We’re working so slowly that，at this rate，we’ll never finish the job. 我们干的太慢了，照这样下去，永远也干不完这个活。 ②The train was traveling at the rate of 100 kilometres an hour. 火车以每小时100公里的速度行驶。

　　[学以致用] Ⅰ.选词填空 wipe out，at all costs，at random，at any rate，in vain，clear up 1．The storm wiped the building out only in two hours. 2．At any rate，I determined to wait for his definite reply. 3．When the teacher came in，she opened her book at random and started reading. 4．Her attitude is obvious and she must go there at all costs． 5．I will not

　　be sorry in vain when my youthful head becomes white. 6．His account of the accident cleared up one or two important facts. Ⅱ.多维演练 1．cost (1)完成句子 ①The hero saved the boy’s life out of the burning library at the cost of his own life，which was put up at a cost_of one million dollars last year. 英雄牺牲了自己的生命从燃烧着的去年耗资100万美元建起来的图书馆里救出了那个男孩。 ②I can spare you some，if you want，at cost． 你如果想要，我可以按成本价给你一些。 ③I must finish the work by tomorrow at all costs/at any cost． 我无论如何得在明天之前完成这项工作。 ④Your mistake cost us the deal． 你的失误使我们丧失了这笔生意。

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