下列试验操作正确的( ) A.用手直接拿砝码 B.将烧杯直接放在石棉网上加热 C

题型:选择题

问题:

下列试验操作正确的(  )

A.用手直接拿砝码

B.将烧杯直接放在石棉网上加热

C.用滤斗过滤时液面高于滤纸的边缘

D.将剩余药品放回原瓶

考点:称量器—天平用于加热的仪器过滤
题型:选择题

"水谷之海"是()

A.胆

B.胃

C.小肠

D.大肠

E.膀胱

题型:选择题

阅读下面的短文,在标有序号的空白处填入一个适当的词,或填入括号中所给单词的正确形式。

Language follows power. In an increasingly globalized world, some languages become the kings in terms of trade and communication. They jump geographic boundaries, pushing smaller languages toward    小题1: .

According to National Geographic magazine, one language dies every 14 days. By the next century nearly half of the roughly 7,000 languages spoken on Earth are   小题2:  to disappear as communities abandon native tongues in favor of English, Mandarin or Spanish.

This is    小题3:   Google.org is launching a new campaign called the Endangered Languages Project. It aims to digitally record the world’s little-known tongues and the heritages to which they are central.

What kind of languages are disappearing? Languages like Arogonese, which can be found in northern Spain, for example. Spoken by fewer than 10,000 people, this language seems to    小题4:   (disappear) within a few generations. Navajo and Ojibwa, both native to the Americans, are also close to extinction. Koro is the native language of a small population   小题5:  in the mountains of northeast India. It’s spoken by about 4,000 people.

The Endangered Languages website will record roughly 3,500 of the world’s little-spoken tongues. “  小题6:  every language that dies, humans are in danger of losing an enormous cultural heritage”, writes Loek Essers on the website Computerworld.com.

“As each one disappears, an understanding of how humans relate to the world around them, as well as scientific, medical, and botanical(植物的)knowledge, are all lost,    小题7:   is the expression of a community’s humor, love, and life.”

Users of the website can find    小题8:   which can be identified by their location on a map, or reached by means of a list that has been broken down into four categories: at risk, endangered, severely endangered, or unknown.    小题9:   can upload video or audio samples as well as share their knowledge of a language.

“Languages are alive and in constant change, and their extinction is not new,” write the site’s creators. “  小题10:   today we have the tools and technology that could become a game changer.”

题型:选择题

终身教育强调()

A、对员工的教育培训应是连续的

B、应着眼于增强员工对岗位、职位变化的适应能力

C、教育和培训以强制性转变为每个成员的自觉行为

D、个人在教育培训中有更多的主动性

E、培训工作者负有更多的辅助、指导职责

题型:选择题

患者,女80岁,结肠癌,在硬膜外阻滞下行左半结肠切除.麻醉前BP150/100mmHg,P84次/分,轻度贫血,心电示ST段改变,不正常心电图。T12、L1穿刺向骶端置导管4cm,首次注1.3%利多卡因、0.2%丁卡因和1:400000肾上腺素混合液4ml,5分钟后平面为T7~L1,血压降至110/90mmHg,追加药液.8ml,5分钟后,BP降至60/30mmHg,脉搏细弱,呼吸困难。

该病例应采取哪项预防措施()

A.快速输血

B.强心药物应用

C.严格控制硬膜外用药量,缩小麻醉平面

D.机械通气

E.吸氧

题型:选择题

下列不属于工程造价的特点是( )。

A.大额性
B.层次性
C.个别性
D.不可移动性

更多题库