Ⅲ.综合运用

I Want to Work for NASA！

When Jack Davis,nine,looks up at the night sky,he doesn't see just stars.He sees his future.The fourth grader lives in New Jersey.He has a deep i__1__in outer space.Jack gets more and more interested in space exploration by w__2__science-fiction movies.

Last July，Jack heard that NASA（美国国家航空航天局）was looking for a new planetary protection officer（行星保卫官）.He thought that he was the r__3__person for the job.The officer works to p__4__astronauts from accidentally bringing microscopic alien lifeforms back to Earth.The officer also makes sure astronauts do not take Earth-based germs with them into space.

Jack wrote a letter to NASA to i__5__himself.“My sister says I am an alien，”Jack wrote.He signed the letter“Jack Davis，Guardian of the Galaxy（银河卫士）”.

Soon,Jack got a letter from James L.Green.Green works at NASA.“We are a__6__looking for young scientists and engineers to help us,”he wrote.“I hope you will study hard and do well in school.We hope to see you here at NASA in the future！”

Jack was“shocked”when Green's response arrived.“I shouted,‘I got a letter from NASA！’”

Green hopes that by answering letters from kids he can help i__7__their path in life.“I hope by doing so,we can have kids coming our way and wanting to work with us,”he says.

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