以下关于冷冻干燥法制备注射用冻干制品的描述，错误的是（） A.干燥在低温下进行，适用

完成句子。

根据括号内的汉语提示，用句末括号内的英语单词完成句子。

1. — Has Mr Black decided not to take part in the party? 

    — Yes. The reason____(为此他拒绝)the invitation is not clear. (refuse)

2. Turn on the TV, please. The speech of the president____ (正在播放)live now.( broadcast)

3. If _____  (出现任何问题),you can call our emergency hotline free of charge.( go)

4. The old couple  _____ (结婚)for 40 years and never once they have quarreled with each other.( marry)

5. The West Lake,____(杭州因它而闻名),is a beautiful place.( famous)

6. Finally, I bought the new book,____(我为它花费了) twenty yuan, in the bookstore where a 

    friend of mine is the boss.( spend)

7. In this hospital, Mr Wu____(是一位好医生)that everybody loves and respects him.( so)

8. Her bag,___(她把所有的书都放了进去),has not been found.( put)

9. During his stay abroad he made some foreign friends, _____ (其中两个)are now visiting professors in

    Peking University.( two)

10: _____ (检查了)the bones under the sand, the experts concluded that they came from the dinosaurs

     about 65 million years ago.( inspect)

读下图分析回答：

（1）A 、B 、C 对四地中，_________地区是我国目前水土流失最严重的地区，产生的根本原因是：黄土高原土质_________，_________破坏严重，暴雨集中，地表径流季节变化大。为保持本区水土，我们应采取的主要措施是_________。

（2）四地中，_________地区目前供水相当紧张，其原因是：本区水资源缺乏，再加上_________大量增加，造成用水需求量大增。为解决本区缺水问题，目前正在建设的大型跨流域调水工程是_________。

（3）_________地区是我国草原退化现象最突出地区。

（4）滥垦滥伐现象近年来在_________严重蔓延，它造成的最直接后果是_________严重，致使大量泥沙淤积在河床中，从而造成_________灾害。

就集中落差形成水头的措施而言，水能资源的开发方式可分为（）、（）和（）三种基本方式，此外，还有开发利用海洋潮汐水能的（）。

In preparing a forecast of future financial performance, which of the following best describes sensitivity analysis and which of the following best describes scenario analysis Description 1: A computer generated analysis based on developing probability distributions of key variables that are used to drive the potential outcomes. Description 2: The process of analyzing the impact of future events by considering multiple key variables. Description 3: A technique whereby key financial variables are changed one at a time and a range of possible outcomes are observed. Also known as "what-if" analysis.Sensitivity analysis Scenario analysis（）①A.Description 3 Description 2 ②B.Description 2 Description 3 ③C.Description 1 Description 2

A. ①

B. ②

C. ③

根据学校相关规定，学生宿舍、过道内不许（）

A.踢球

B.拍球

C.堆放杂物

D.玩哑铃