关于亚洲地势地形的叙述，正确的是（） A．地形以平原为主_爱下问搜题

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问题填空题

关于亚洲地势地形的叙述，正确的是（　　）

A．地形以平原为主

B．是世界上平均海拔最高的大洲

C．地势中部低、四周高

D．世界最高的大高原--青藏高原雄踞中部

答案

A．亚洲地形复杂多样，主要以高原、山地为主，故A错误．

B．世界上平均海拔最高的大洲是南极洲．故B错误．

C．亚洲的地势特点是，中部高，四周低．故C错误．

D．世界最高的大高---原青藏高原，位于亚洲中部．故D正确．

故选择：D

多项选择题

分离性（转换）障碍的诊断要点是（）。

A.表现出不同寻常的躯体症状

B.症状富有戏剧性且不同寻常

C.起病与困难的个人处境无关

D.躯体症状与已知疾病相一致

完形填空

We are warned by our teachers not to waste time because time 21 will never return. I think it quite 22. What does time look 23? Nobody knows, and we can’t see it or touch it and no 24 of money can buy it. Time is abstract(抽象的), so we have to 25about it.
Time passes very quickly. Some students say they don’t have 26time to review their lessons. It is 27 they don’t know how to make use of their time. They waste it in going to theatres or playing, and 28 other useless things. Why do we study everyday? Why do we work? Why do most people 29 take buses instead of walking? The answer is very 30 .We wish to save time because time is31.
Today we are living in the 21^st century. We 32 time as life. When a person dies, his life ends. Since life is short, we must 33 our time and energy to our study so that we 34 be able to work and live well in the future. Laziness is the 35 of time, for it not only brings us 36, but also does other 37 to us. If it is necessary for us to do our work today, 38 we do it today and not 39 it until tomorrow. Remember that time is much more 40.

C．interesting

D．would rather

D．interesting