单项选择题
1、 中国红色政权存在和发展的根本的原因是（　　）
A．相当力量红军的存在
B．共产党的领导
C．中国政治经济发展不平衡
D．国民革命的影响


2、 下列有关自然种群的不规则波动说法正确的是（　　）
A．周期性的或少见的数量波动
B．周期性的或常见的数量波动
C．非周期性的或少见的数量波动
D．非周期性的或常见的数量波动


3、
Nothing is as________as one's health．
A．happy
B．comparative
C．precious
D．generous


4、 回答题
Earth is the only 21 we know of in the universe that can support human life.22 human　activities are making the planet less fit to live on．As the western world 23on consuming two-thirds of the world's resources while half of the world's population do so 24 to stay alive．We are rapidly destroying the25resource we have by which all people can survive and prosper．Everywhere fertile soil is 26built on or washed 27 the sea．Non-renewable resources are exploited so much that they will never be able to recover 28 ．We discharge pollutants into the atmosphere without any thought of the consequences．As a 29 the planet's ability to support people is being 30 at the very time when rising human numbers and consumption are 31 increasingly heavy demands on it．The Earth's32resources are there for us to use．We need food, water, air, energy, medicines, warmth, shelter and minerals to 33 us fed, comfortable, healthy and active．If we are　sensible in how we use the resources they will 34 indefinitely．But 35 we use them wastefully and excessively they will soon run out and everyone will suffer．

A．situation
B．place
C．position
D．site


5、The boys spent the whole morning ____possible answers to the question．
A．discuss    
B．to discuss    
C．discussing    
D．discussed


判断题
6、 种群内成员间的竞争常导致均匀分布。（　　）


填空题
7、 地形因子通过影响光照、温度等因子而对生物起作用，因而属于______因子。


简答题
8、 强、平衡、不灵活的神经类型对应的气质类型是多血质。


9、 教育学等同于教育方针政策。

10、

责编：lq  评论 纠错

上一页12下一页