读图“欧洲一月等温线图”，回答问题。欧洲一月等温线总体走_爱下问搜题

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问题选择题

读图“欧洲一月等温线图”，回答问题。

欧洲一月等温线总体走向及影响的主导因素是（）

A．等温线大致与纬线平行、太阳辐射与海陆位置

B．等温线大致与海岸线平行、大气环流与洋流分布

C．等温线大致与山脉平行、山脉走向与海拔高度

D．等温线大致与经线平行、海陆分布与地形地貌

答案

答案：B

本题考查欧洲的气候。等温线大体上与海岸线平行，这主要的原因是由于欧洲西岸受西风带和北大西洋暖流的影响，使沿海向内陆各种气候缓慢发展变化。

填空题

阅读下面的短文,从所给单词中选出适当的单词,并且用其正确的语言形式填在标有题号的空白处,使句意通顺完整。（每空一词,每个单词使用一次）

them people many like have do around save
cost for when spend also popular buy

Cars are very   小题1:   , but too    小题2:   cars make much pollution (污染). Now the idea of “car sharing”(拼车) is popular     小题3:    the world. That’s to say, more     小题4:    are sharing the use of the car. Not everyone   小题5:   a car. As we know, so many families have cars today, most of     小题6:   don’t use it everyday. Some cars  小题7:  most of their time staying in garages(车库). We don’t use them, but parking(停车) and other things can    小题8:   us a lot. That needs a lot of money.
To 小题9:  money, some people thought of the idea of “car sharing”. If we share a car, we can only pay for it  小题10:   we use it. Now more and more people would  小题11:  to do car sharing. In Switzerland(瑞士), about 40,000 people are  小题12:  this thing. Japan is  小题13:  trying to make “car sharing” popular around the country.
“Car sharing” is a new idea in transportation(交通). It is also very easy  小题14:  us to go everywhere we want without   小题15: a car.

单项选择题 A3/A4型题

在口腔预防保健培训班上，就龋病病因的讨论中，大家对细菌、饮食和宿主等因素相互作用进行了探讨。

菌斑pH变化的最主要作用是（）

A.形成Stephan曲线

B.使牙釉质脱矿

C.细菌更容易凝聚

D.菌斑成熟度增加

E.唾液缓冲能力降低