三层客户机/服务器结构中的三个层次分别是客户端、应用服务器和【 】。

阅读理解

     I like fishing. Every Sunday I get up early and go by bike to a river three miles away from my home.

     This morning, my wife wants to go with me. We go by car first and then walk to the river. After we arrive there, we

both sit down and I begin to fish. In two hours I catch nothing.

     "Why don't you let me try?" asks my wife.

     "All right, " I say.

     She catches six big fish in half an hour. "I'll go first and I am going to cook them for lunch. You can take the bus

home, "she says.

     I stay by the river but catch only an old shoe. I feel a little angry with myself. Who isthe fisherman in the family?

My wife or I?

1. Every Sunday the man goes fishing _____.

A. by car

B. by bike

C. by boat

D. by bus

2. His wife stays with him by the river _____.

A. for two hours

B. for half an hour

C. for two and half an hours

D. all day

3. Why does the wife want to go fishing with her husband?

A. Because she wants to eat fish.

B. Because she likes fishing.

C. Because she is good at fishing.

D. Because her husband is going to cook fish.

4. The man goes back home _____.

A. with six big fish

B. with an old shoe

C. with only a small fish

D. without any fish

5. What do you think of that man?

A. He isn't a good fisherman.

B. He is good at fishing.

C. He is good at cooking.

D. He doesn't like fishing at all.

近年来，由于我国粮食、肉禽等农产品出现供应偏紧、生产成本上升等因素导致农产品的价格持续上涨。对于消费者来说，农产品涨价有不利影响，主要是涨价的商品都是与生活密切相关的食品。但是涨价会提高下一生产周期的生产数量。

（1）简要分析材料中我国农产品价格持续上涨的原因。（6分）

（2）结合材料，分析农产品价格上涨对我国农业生产和城乡低收入群众的生活的影响。（10分）

下列选项中不属于政企分开的措施是(　)

A．政府部门与所办经济实体脱钩

B．取消政府主管部门对所属企业的人、物的控制

C．加强对企业投资的审批

D．对国有重点企业试行稽查特派员制度

第一级阶梯与第二级阶梯的分界线是（　　）

A．太兴安岭--太行山--巫山--雪峰山

B．昆仑山脉--祁连山脉--横断山脉

C．秦岭--淮河

D．阿尔泰山--祁连山--武夷山

冰川气候区的主要地貌特征是（）。

A、多边形地面

B、刃脊

C、泥流阶地

D、石海