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【单选题】
In order to decrease the death rate, the rescue team are in saving more lives.A.
succeeded
B.
achieved
C.
finished
D.
employed
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【单选题】回答（49）题 查看材料
A.
Scholars differ in interpreting the purpose of the designs.
B.
The largest picture may have been the sites for special ceremonies.
C.
He called Nazca 'the largest astronomy book in the world'.
D.
A Swiss writer named Erich von Daniken wrote that the Nazca lines were designed as a landing place for UFOs.
E.
Other scientists are now searching for evidence to prove this.
F.
Seen from the ground， it looks like lines scratched into the earth.
【单选题】回答（47）题 查看材料
A.
Scholars differ in interpreting the purpose of the designs.
B.
The largest picture may have been the sites for special ceremonies.
C.
He called Nazca 'the largest astronomy book in the world'.
D.
A Swiss writer named Erich von Daniken wrote that the Nazca lines were designed as a landing place for UFOs.
E.
Other scientists are now searching for evidence to prove this.
F.
Seen from the ground， it looks like lines scratched into the earth.
【单选题】回答（50）题 查看材料
A.
Scholars differ in interpreting the purpose of the designs.
B.
The largest picture may have been the sites for special ceremonies.
C.
He called Nazca 'the largest astronomy book in the world'.
D.
A Swiss writer named Erich von Daniken wrote that the Nazca lines were designed as a landing place for UFOs.
E.
Other scientists are now searching for evidence to prove this.
F.
Seen from the ground， it looks like lines scratched into the earth.
【单选题】回答（48）题 查看材料
A.
Scholars differ in interpreting the purpose of the designs.
B.
The largest picture may have been the sites for special ceremonies.
C.
He called Nazca 'the largest astronomy book in the world'.
D.
A Swiss writer named Erich von Daniken wrote that the Nazca lines were designed as a landing place for UFOs.
E.
Other scientists are now searching for evidence to prove this.
F.
Seen from the ground， it looks like lines scratched into the earth.
【简答题】$str="You are a good boy!"; echo str_replace("You","YunLei",$str); 程序的运行结果是:_____________________.
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