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问题 单项选择题

与肝细胞癌的发生无关的是（）。

A.HBV感染

B.卫氏并殖吸虫感染

C.HCV感染

D.黄曲霉毒素

E.肝硬化

答案

参考答案：B

解析：卫氏并殖吸虫，全称卫斯特曼氏并殖吸虫。可引起肺吸虫病。

填空题

根据句子的意思，用括号中所给汉语提示或英语单词的适当形式填空。

1.A _________ is a person who plans and draws how something will look.

2.There is something wrong with the computer. You should ________(start again) it.

3.A new e_________ (教育性的) CD-ROM called "Online Traveler" has come out.

4.Mr. Liu is a teacher with a lot of __________ (经验). He has ways to make his class lively.

5.We all know that the Great Wall is the s__________ of our country.

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单项选择题

真正对中 * * 的延续和发展起了至关重要的科学技术是什么（）

A、农、医、天、算

B、四大发明

C、冶金

D、建筑
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