问问in the same way as/that..和by/with/use

13

请问in the same way as/that怎么区分用法？？
            同样， in the same year as/that呢？？

Researchers are using computer images to help surgeons plan difficult operations and to develop programs that will work for doctors and nurses in the same way that flight simulators do for pilots, letting medical personnel practice their techniques and test their reflexes before they ever see a patient.

14

请问by/with和use/employ究竟重复么？答案是C啊

By the same techniques used for genetically enhancing plants, making them disease- or pest-resistant, researchers have been able to increase the amount of protein in potatoes, sweet potatoes, and tobacco.

A.     By the same techniques used for genetically enhancing plants, making them

B.      With the same techniques to genetically enhance plants, so that they are

C.     
            Employing the same techniques used to genetically enhance plants so that they are

D.     Employing the same techniques to genetically enhance plants, which makes them

E.      Employing the same techniques for genetically enhancing plants that make them

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