1 . Each person’s fingerprints are ________ (唯一的；独特的；特有的). (根据汉语提示单词拼写)

2 . Each person’s fingerprints are u_________.(根据首字母单词拼写)

3 . No one knows for sure why adolescence is unique ____________ humans.

4 . 这个游戏的独特之处在于它帮助孩子学会如何应对现实生活中他们可能遇到的问题。（What）

5 . The issues being discussed here are very common, so they're not u________ to the US.

6 . The koala is ________ （独有的） to Australia. (根据汉语提示单词拼写）

7 . From the point of your parents' view, you are u__________ and nothing can take the place of you. （根据首字母填空）

8 . They are all beautiful islands and they are all special and___________ (独特的)．(根据汉语提示单词拼写)

9 . As we all know,each person has his own ________ fingerprint.

A．unique

B．direct

C．central

D．athletic

10 . As there is less and less coal and oil, scientists are exploring new ways of making use of ______ energy, such as sunlight, wind and water for power and fuel.

A．primary

B．alternative

C．instant

D．unique