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问题 单项选择题

急性肾炎出现轻度贫血的主要原因是（）。

A．缺铁

B．红细胞生成素生成减少

C．骨髓抑制

D．水、钠潴留，血液稀释

E．红细胞寿命缩短

答案

参考答案：D

解析：

由于水、钠潴留，血浆容量增加而出现贫血。

填空题

根据句意及汉语提示写出单词，完成句子。

1. The Hills are such good ___________ (主人).

2. They're busy ___________ (组织) a special meeting.

3. I have his phone number in my ___________ (地址) book.

4. I don't like the ___________ (短裤) because they're too tight.

5. The boss has ___________ (安排) all his business affairs before going on holiday.

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单项选择题

An Intranet is (71) the application of Internet technology within an internal or closed user group．Internets are company (72) and do not have a (73) connection to the Internet．Used properly an Internet is highly effective corporate tool，capable of regularly (74) information to empower the workforce with the information needed to perform their roles．Used in this way，Internet represent a step towards the (75) office．

74（）

A．update

B．updated

C．updates

D．updating
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