年轻卵巢癌患者要求保留生育能力，以下哪项可考虑保留对侧卵巢？（） A.术后有良好的随

现有以下仪器，请回答下列问题：

（1）仪器①名称是______，②的名称是______．

（2）若用B装置作为用高锰酸钾制取氧气的发生装置，则B装置应如何改进？______．

（3）如果用H₂O₂分解来制取氧气，制气装置最好选用仪器______（填字母）；在装入药品时应该先加入______，其化学方程式为：______；这种装置还可以用来制CO₂和H₂，收集CO₂气体的只能用______（填字母）原因是______和______．

实验室制取氢气时的反应方程式：______．

制取装置可以选择______，其中使用仪器②的一个优点是：______．

（4）在实验室里，通常用过氧化氢、氯酸钾和高锰酸钾等三种物质来制取氧气．你认为用以上的

______来制取氧气时，更能体现化学实验室的“绿色化”．

（5）氨气（NH₃）在通常状况下是一种无色有强烈刺激性气味的气体，密度比空气小，极易溶于水，其水溶液为氨水．实验室可用加热氯化铵和熟石灰两种固体混合物的方法制取氨气．实验室制取氨气

应选用的发生装置是______填字母）．

（6）以下是某同学实验操作的示意图，请找出他错误的操作：______（填字母）

主机缸径（）200mm的应装有排温表。

A.小于等于

B.大于等于

C.等于

滞产指总产程超过（）。

A.14小时

B.20小时

C.24小时

D.30小时

E.36小时

阅读理解

     NEWS --- reported in the New York News.

     WORSE BUSH FIRE OF CENTURY PUTS SOUTHERN AUSTRALIAN TOWNS IN DANGER

     No one knows yet the number of lives which have been lost in this terrible fire. But reports say that

more than a hundred people have died.

     Towns less than one hundred miles from Melbourne will be in danger unless the wind changes. The

edge of the smoke cloud has already reached Melbourne. People are rushing into the streets. The police

have warned them not to drive out of the city to see the fire, but many people are doing so.

     The cause of the fire is unknown. But nobody is surprised. No rain has fallen in this part for three

months. It is 38℃ at noon, and the hot northwest wind from the great central desert is blowing at more

than thirty miles an hour.

1. The big fire happened in ______.

A. New York

B. a place near Melbourne

C. towns in Melbourne  

D. town in America

2. We can see from the news that ______.

A. people there haven't seen such a big fire for nearly 100 years

B. no one knows whether some people have died in the fire or not

C. everyone knows the cause of the fire

D. most of the towns in the country are in danger

3. Which of the following is the right picture?

W=WindT=TownsM=Melbourn

农产品质量安全法所称农产品，是指来源于农业的（），即在农业活动中获得的植物、动物、微生物及其产品。

A．初级产品

B．食品

C．肉

D．奶