寒冷地区土质路基和石质路基边坡植草防护的覆盖率分别为（）.A.85%；70% B.8

单词拼写（共15小题；每小题1分，满分15分）

根据下列句子及所给汉字注释或首字母提示，在句子后边的横线上，写出空缺处各单词的正确形式。（每空只写一词）

小题1:We should not judge a person by his __________ 外表）.      

小题2:How did the people __________ （反应）to the latest news?     

小题3:Schools need __________（志愿者）to help children to read.       

小题4:It was said that the little child had been __________（咬）by the fierce dog.          

小题5:Police asked __________（过路人）if they had seen the accident.  

小题6:I like to read books on __________（电子的）music.         

小题7:We may __________（自信地）look forward to the future.      

小题8: Lesinko is quite f_________ with China Central Television. He worked there for 25 years.                                                                 

小题9: I don’t like b__________ with the sellers over the price of the goods.    

小题10:The scientist encourages the young to e__________ unknown fields.

小题11:The hotel bill c__________ every fee, including the broken glass.

小题12:The doctor p__________ the operation successfully.           

小题13:It is a__________ to the weather forecast that we know there will be a heavy snow in 3 days.                                                        

小题14:Both the Winter and the Summer Olympics are held every four years on a r__________ basis.                                                 小题15:To be honest, some parents don’t a__________ great importance to their children’s character training.                                            

根据散点图1，可以判断两个变量之间存在（）。

A.正线性相关关系

B.负线性相关关系

C.非线性关系

D.函数关系

植物的蒸腾作用能增加大气的湿度，体现了（　　）

A．生物能适应环境

B．生物影响环境

C．植物生长需要蒸腾作用

D．大气能影响植物的生存

水平桌面上的甲、乙两圆柱形容器，装有质量相同的水，如图所示．水对甲、乙两容器底的压力和压强的大小关系分别是：F_甲      F_乙；p_甲       p_乙． （都选填“＞”、“＜”或“=”）

男性，65岁。3年来劳累后心悸、气短、纳差、浮肿，2周来上述症状加重。检查：血压130／65mmHg，心脏增大，心尖区可闻及舒张期隆隆样杂音，心率130次／分，心率快慢不齐，心音强弱不等，颈静脉怒张，双肺底闻及湿性啰音，肝肋下3cm，脾未及，下肢浮肿（+），脉率80次／分。

该患者心律失常是（）

A.室上性心动过速

B.室性心动过速

C.房扑

D.室颤

E.房颤