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阅读下面短文,在空白处填入1个适当的单词或括号内单词的正确形式。

Everyone has their own unique fingerprint; 1. makes fingerprints an ideal way to unlock smartphones. However, this may be 2. (safe) than we think.

Scientists at New York University and Michigan State University in the US have developed a set of fake fingerprints. They say that the prints 3. unlock any fingerprint-enabled smartphone up to 65 percent of the time.

The artificial fingerprints 4. (create) by using many common features found in human prints. They work 5. taking advantage of the way smartphone scanners check a fingerprint.

The fingerprint scanners  6. (use) in smartphones are so small that they only read parts of fingerprints. So they have to take many scans of your finger or thumb (拇指) 7. they work properly. Smartphones also let users save several finger and thumbprints. Since a print only has to match one of the saved images 8. (unlock) the phone, the scanner is more likely to make mistakes.

Although the scientists have only tested their findings in computer simulations (模拟), 9. (worry) about the safety of using fingerprints are reasonable .They warn that the technology used to create artificial fingerprints is improving  10. (extreme) fast.

高二英语根据课文内容填空中等难度题

少年,再来一题如何?
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