题目内容

反光膜白天的色度性能指标有( )。

A. 昼间色
B. 表面色
C. 色品坐标
D. 亮度因数

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盐雾试验后,反光膜表面不应有( )。

A. 变色
B. 渗漏
C. 起泡
D. 被侵蚀

Why was Mr.Forest unhappy in 2010?

A. Because people wanted to become rich.
Because people went out to have too much fun.
C. Because people spent too much time enjoying nature.
D. Because people spent too much time inside their homes.

Why did Mr. Fenn do then?

A. He hid a box full of treasure for people to find.
B. He gave money to people who were successful in life.
C. He gave two million dollars to people who explored the world.
D. He encouraged people to visit the Rocky Mountains of the US.

What happened to a man called Randy?

A. He died but his body hasn’t been found yet.
B. He was missing but Mr. Fenn didn’t know.
C. He was supported by his family and friends.
D. He went treasure hunting with his little dog and died.

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