GWD 31-14

leohymo

14: According to its proponents, a proposed new style of aircraft could, by skimming along the top of the atmosphere, fly between most points on Earth in under two hours.

A: According to its proponents, a proposed new style of aircraft could, by skimming along the top of the atmosphere, fly between most points on earth in under two hours.

B: By skimming along the top of the atmosphere, proponents of a proposed new style of aircraft say it could fly between most points on earth in under two hours.

C: A proposed new style of aircraft could fly between most points on Earth in under two hours, according to its proponents, with it skimming along the top of the atmosphere.

D: A proposed new style of aircraft, say its proponents, could fly between most points on earth in under two hours because of it is skimming along the top of the atmosphere.

E: According to its proponents, skimming along the top of the atmosphere makes it possible that a proposed new style of aircraft could fly between most points on earth in under two hours.

Answer A?

leohymo

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leohymo

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12345678912345

恩,支持A

howardwang

A

ningning6000

a, too

Youknowme

A

titatita

a

sunjie38

B  by和后面的主语不对

C中with awkward

D中says awkward

E中make it possible  awkward

wuwu717

A