短文填词

How far is the sun from the earth? This is really a question

________(引起兴趣) scientists of all times.

But they had no way of getting an exact answer.Now with

the use of radio telescope,  they are a________to give a correct

answer:the sun is 92,956,000 miles________from

the earth.The airplane today travels at a speed of 700 miles

an hour.S________that you were flying to the

sun________this airplane.You could make no stops

for rest,  nor for gas or________(油),  because there

would be no place for you to stop.You would fly day and

________at such a speed.Yet by the time you arrived,  

fifteen years would have passed.The________(电的)

train can travel as fast as 110 miles an hour.If a railway could be

b________on a sunbeam,  it could take the train nearly

100 years to r________the sun.You would get very,  

very tired even if you lived to finish the journey.