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Even so, dog cloning is a commercial opportunity, with a nice research payoff. Ever since Dolly the sheep was cloned in 1997, Westhusins phone has been ringing with people calling in hopes of duplicating their cats and dogs, cattle and horses. A lot of people want to clone pets, especially if the price is right, says Westhusin. Cost is no obstacle for Missys mysterious billionaire owner; hes put up $3.7 million so far to fund AMs research. Contrary to some media reports, Missy is not dead. The owner wants a twin to carry on Missys fine qualities after she does die. The prototype is, by all accounts, athletic, good-natured and supersmart. commercial adj.商业的, 贸易的 duplicate 复制, 重复 obstacle n.障碍, 妨害物 contrary adj.相反的, 逆的, 口语执拗 n.反面 adv.相反地 prototype n. 原型 今天的作业就是翻译下面几个句子,来试下吧 1.The play was a commercial success. 2.We must avoid wasteful duplication of effort. 3.Not being able to pass his mathematics exam proved an obstacle to his career. 4.Hot39; and cold are contrary terms. 5.This is the prototype for future school buildings. 答案： 1.这出戏从盈利角度来看，很成功。 | 
