Why will Boeing not need a replica of the 777?A.It can use computers to check the design.B
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Why will Boeing not need a replica of the 777?
A.It can use computers to check the design.
B.It already has enough experience with plans.
C.It will not need to upgrade the replica of the previous model.
D.It can make sure all the bits fit together.
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正确答案:A
解析:文中第4段讲到了波音不需要a replica of the 777的原因是Its CAD system will take care of that,而CAD指的就是computer-aided design,故选A。
