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应用DNA连接酶和限制性内切酶构建重组质粒.RNA聚合酶的功能是催化DNA转录为RNA.不用于重组质粒的构建,目的基因的检测应用质粒上的标记基因.目的基因的表达
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将下面句子合并成含有非限制性定语从句的复合句. The weather turned out to be very good.It was more than
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将下面句子合并成含有非限制性定语从句的复合句. Bernard Shaw died in 1950.He wrote a lot of plays.
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将下面句子合并成含有非限制性定语从句的复合句. The scientist’s work is very important.He has been given
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将下面句子合并成含有非限制性定语从句的复合句. Whenever I met him, I like his sweet and hopeful smile.I
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将下面句子合并成含有非限制性定语从句的复合句. Chess is quite a difficult game.More and more people are
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将下面句子合并成含有非限制性定语从句的复合句. Laura has had her car damaged in an accident.She is very
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将下面句子合并成含有非限制性定语从句的复合句. Oxford University is well known all over the world.Many
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将下面句子合并成含有非限制性定语从句的复合句. He has four children.They all went to the same school.
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将下面句子合并成含有非限制性定语从句的复合句. This poem was written by Tennyson.Almost everybody knows
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翻译句子 正如报道所述.“神舟 七号将于(2008年发射.(as引导的非限制性定语从句)
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选择最佳答案.完成非限制性定语从句 He must be from Africa, can be seen from his skin. [ ] A. that
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选择最佳答案.完成非限制性定语从句 Mr.Wu, everybody likes, is going to give us a talk on chemistr
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选择最佳答案.完成非限制性定语从句 This is Mr.Smith, I think has something interesting to tell us
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选择最佳答案.完成非限制性定语从句 , the compass was first invented in China. [ ] A. It is known
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选择最佳答案.完成非限制性定语从句 Some of the roads were flooded, made our journey more difficul
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选择最佳答案.完成非限制性定语从句 We are going to spend the Spring Festival in Guangzhou, live m
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选择最佳答案.完成非限制性定语从句 Carol said the work would be done by October, personally I dou
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选择最佳答案.完成非限制性定语从句 It was such a serious mistake, caused by carelessness. [ ] A.
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选择最佳答案.完成非限制性定语从句 He lived in London for 3 months, during he picked up some Engl
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选择最佳答案.完成非限制性定语从句 The general at last got a chance to visit the village he used
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选择最佳答案.完成非限制性定语从句 He has to work on Sundays, he does not like. [ ] A. and which
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选择最佳答案.完成非限制性定语从句 Have you seen the film Titanic, leading actor is world famous?
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选择最佳答案.完成非限制性定语从句 The result of the experiment was very good, we hadn’t expected
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选择最佳答案.完成非限制性定语从句 I, your good friend, will try my best to help you out. [ ] A.