公共课考研英语英语1987年全国硕士研究生入学统一考试英语试题
题目内容

What is said about the development of the helicopter、

2024-07-12

A.Helicopters have only been worked on by man since 1940.

B.Chinese children were the first to achieve flight in helicopters.

C.Helicopters were considered more dangerous than the early airplanes.

D.Some people thought they would become widely used by average individuals.

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