温里药的主要药理作用不包括A．抗休克 B．兴奋交感神经 C．增强胃肠运动 D．兴奋子

课外阅读显身手。

　　家乡小桥的名称也美极了：千岁桥、如意桥、震龙桥、元宝桥、娘娘桥、骆驼桥……大人们告诉我，元宝桥、骆驼桥是人们根据它们不同的形状叫出来的；震龙桥、娘娘桥，跟民间传说有关系；至于如意桥，是从唐朝诗人王维的诗句“流水如有意，暮禽相与还”中撷取而来的。有趣的是，在青石上凿就的桥名，字体也各不相同，或隶或楷，或草或篆，有的飘逸潇洒，有的刚劲雄健，跟桥相衬相映，又平添了几分情趣。记得那年清明节跟着外婆坐船上坟去，每过一桥，我就大声地念一遍桥名，接着就听外婆讲一个关于这桥的故事。几十里水路百座桥，外婆的故事足足可装一条船！

1．给短文加个恰当的题目：________________________。

2．根据意思在文中找出恰当的词语。

（1）洒脱、自然，与众不同。（　　　　）

（2）（神情、举止等）自然大方，不拘束。（　　　　）

3．家乡桥的名称有__________、__________、__________、__________、__________、__________等。

4．用“_____”画出本段的中心句。

系缆器每相隔（）天，要检查钢丝连接是否牢固，并加注润滑油。

A.10

B.30

C.60

D.90

机车车辆脱轨是指其车轮落下轨面，不包括脱轨后又自行复轨。

Until recently, most population growth has occurred in relatively dense urban environments. In (91) words, even if we were witnessing rapid population growth, that would not mean that the (92) were filling in with people. (93) , the urban areas would tend to become more crowded. Historically, we find that people have moved to (94) the jobs were. Jobs were usually in ports or locations with many natural (95) . After transportation became relatively cheap, other geographical locations became (96) of economic activity. One factor that determines where people will move to, even when transportation becomes cheap, is (97) . And individuals working in cities (98) higher incomes than those working in (99) areas. Hence, population has tended until the 1970s to (100) in our major urban centers. Recently population has (101) out of the Northeast to the South and to the West for the more pleasant climates. If people did not (102) from living in large cities, there would likely be a much more even population distribution (103) our entire land area. Probably, if this (104) the case, there would be less concern over population (105) Indeed, one need only (106) a cross-country drive or plane trip to realize how (107) populated these United States really are. This is not to say that we should or should not do something about (108) growth. The shortage of people in certain areas merely demonstrates that overpopulation in the United States is really only a problem in (109) urban environments. And this problem may be slowly correcting (110) .

A．underpopulated

B．overcrowded

C．polluted

D．inhabited

目前我国在植物病害上推广使用的药剂是（）。

A.有机硫杀菌剂

B.有机磷杀菌剂

C.有机氟杀菌剂

D.有机砷杀菌剂