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问题 多项选择题

卫星遥感影像的质量元素包括数据质量、影像质量和附件质量，其中影像质量元素的主要检查项有______。

A．影像获取时的“侧倾角”

B．影像反差

C．影像外观质量

D．影像色调

E．影像清晰度

答案

参考答案：B,D,E

单项选择题

肝功能不全出血原因

A．血小板数量减少
B．血小板数量增多
C．多种凝血因子消耗性减少
D．多种凝血因子合成障碍
E．血管壁功能异常

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阅读理解

Charles Dickens, one of the greatest English writers, was born in 1812 in a small town of England. When he was nine years old, the family moved to London.  There were several younger children in the family. Their life was hard.  So Dickens could not go to school. When Charles went to school, he was already twelve years old.  But he didn’t finish school Two years later he began to work. The future Writer often went to the library to read books.  He read a lot. Then Dickens wrote a lot of novels and stories all his life. Dickens died over a hundred years ago, but people are still reading his books with great interest.

判断正误：（Y 或N）

1. Charles Dickens was a great British writer.

2. Dickens began to go to school when he was very young.

3. At the age of fourteen Charles began to work.

4. The future writer bought lots of books to read.                                   

5. Today, people still like the books written
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