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问题 单项选择题 A1/A2型题

关于溃疡性结肠炎并发中毒性巨结肠的常见诱因，以下不正确的是（）

A.使用抗胆碱药

B.使用鸦片酊

C.低血钠

D.全结肠镜检查

E.钡灌肠

答案

参考答案：C

解析：中毒性巨结肠的常见诱因是低钾、钡剂灌肠、服用抗胆碱能或阿片类药物、全结肠镜检查。

单项选择题

公共门户的主要特征是（）.

A.网上购物

B.电子邮箱

C.网络媒体

D.网络视频
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补全对话，情景问答

补全对话。

A: Do you want to go to a movie, Edward?

B: Yes, that 1_____ good.

A: What kind of movies do you like?

B: Well, I like comedies because they're funny. And I 2_____  thrillers are great.

A: How about documentaries?

B: No. Documentaries are 3_____. How about you?

A: I don't like documentaries, either. 4_____  I don't like thrillers-they're scary.

B: So what 5_____  of movies do you like?

A: Well, I like action movies.

B: You do?

A: Uh-huh. They're exciting. And I like Beijing Opera, too. It's very interesting.

     My father and I like it a lot.

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