问题 问答题

读“黄土高原位置图”完成下列各题.

(1)填出图中字母表示的地理事物名称:

山脉:A______ B______  省会名称:C______ D______.

(2)黄土高原的生态环境十分脆弱,主要表现在:A______ B______.

(3)黄土高原地表形态的特征是______,水土流失是形成这一自然景观的主原因.

(4)黄土高原的生态建设,应一方面采取______措施与______措施相结合,治理水土流失;另一方面,合理安排______活动,如陡坡地退耕还林、还草,过度放牧的地方减少放牧的牲畜数量等.

答案

从图中字母的位置得知,山脉A是太行山,B是秦岭,省会城市C是兰州,D是银川;黄土高原抵御自然灾害的能力较低,环境遭到破坏后很难恢复,其生态环境十分脆弱;黄土高原土质疏松,植被破坏严重,一遇暴雨,水土流失严重,因此其地表形态的特征是千沟万壑、支离破碎;黄土高原的生态建设,一方面把植树、种草等生物措施与修梯田、筑堤坝等工程措施相结合,治理水土流失;另一方面,合理安排生产活动,逐步退耕还林、还草,杜绝过度放牧.

故答案为:(1)太行山;秦岭;兰州;银川;(2)黄土高原抵御自然灾害的能力较低;黄土高原的环境遭到破坏后很难恢复;(3)千沟万壑;(4)工程;生物;生产.

单项选择题

Anthropology is the study of human beings as creatures of society. It (1) its attention upon those. physical characteristics and industrial techniques, those conventions and values, which (2) one community from all others that belong to a different tradition.

The distinguishing mark of anthropology among the social sciences is that it includes for serious study other societies (3) our own. For its purposes any social (4) of mating and reproduction is as significant as our own. To the anthropologist our customs and those of a New Guinea tribe are two possible social schemes for (5) a common problem, and in so far as he remains an anthropologist he is (6) to avoid any weighting of one (7) the other. He is interested in human behavior, not as it is shaped by one tradition, our own, but as it has been shaped by any tradition (8) He is interested in a wide (9) of custom that is found in various cultures, and his object is to understand the way in which these cultures change and (10) , the different forms through which they express themselves and the (11) in which the customs of any peoples function in the lives of the (12) .

Now custom has not been commonly regarded as a (13) of any great moment. The inner workings of our own brains we feel to be uniquely (14) of investigation, but custom, we have a way of thinking, is behavior at its most commonplace. (15) , it is the other way round. Traditional custom is a mass of detailed behavior more astonishing than (16) any one person can ever evolve in individual actions. Yet that is a rather (17) aspect of the matter. The fact (18) first rate importance is the predominant role that custom (19) in experience and belief, and the very great varieties it may (20)

3()

A.of

B.from

C.for

D.than

问答题 简答题