下图中的①、②、③、④四条曲线为四个日期的日出时间纬度分布。读图回答下列小题。据图,

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问题:

下图中的①、②、③、④四条曲线为四个日期的日出时间纬度分布。读图回答下列小题。

据图,一年内杭州(约120ºE,30ºN)的昼长变化幅度约为()

A.1小时

B.2小时

C.4小时

D.5小时

考点:高中地理外力作用与地貌外力作用与地貌题库
题型:单项选择题 案例分析题

游客随旅游团前往和离开旅游目的地,但在目的地的活动完全自由,这种旅游形式是()。

A.小包价旅游

B.半包价旅游

C.散客包价旅游

D.零包价旅游

题型:单项选择题 案例分析题

以下说法不正确的是()。

A.正常尿内可出现红细胞

B.正常尿内可出现微量葡萄糖

C.正常尿内可出现微量蛋白质

D.正常尿内可出现白细胞

E.正常尿内可出现微量脂肪

题型:单项选择题 案例分析题

咀嚼韧性强的食物时,在后牙的运循环中,牙尖交错位后继续运动,上、下颌牙体的接触部位是()

A.下牙颊尖颊斜面沿上牙颊尖舌斜面滑动

B.下牙颊尖舌斜面沿上牙舌尖颊斜面滑动

C.下牙舌尖颊斜面沿上牙舌尖颊斜面滑动

D.下牙舌尖舌斜面沿上牙颊尖颊斜面滑动

E.下牙舌尖颊斜面沿上牙舌尖舌斜面滑动

题型:单项选择题 案例分析题

对于一些重要的城市规划,一般在编制( )阶段,由城市规划组织编制部门召集有关部门及专家进行初步评审。

A.初期

B.后期

C.中期

D.尾期

题型:单项选择题 案例分析题

Lisa was running late. Lisa, 25, had a lot to do at work, plus visitors on the way : her parents were coming in for Thanksgiving from her hometown. But as she hurried down the subway stairs, she started to feel uncomfortably warn. By the time she got to the platform, Lisa felt weak and tired—maybe it hadn’t been a good idea to give blood the night before, she thought. She rested herself against a post close to the tracks. Several yards away, Frank, 43, and his girlfriend, Jennifer, found a spot close to where the front of the train would stop. They were deep in discussion about a house they were thinking of buying. But when he heard the scream, followed by someone yelling, "Oh, my God, she fell in!" Frank didn’t hesitate. He jumped down to the tracks and ran some 40 feet toward the body lying on the rails. "No! Not you!" his girlfriend screamed after him. She was right to be alarmed. By the time Frank reached Lisa, he could feel the tracks shaking and see the light coming. The train was about 20 seconds from the station.
It was hard to lift her. She was just out. But he managed to raise her the four feet to the platform so that bystanders could hold her by the grins and drag her away from the edge. That was where Lisa briefly regained consciousness, felt herself being pulled along the ground, and saw someone else holding her purse. Lisa thought she’d been robbed. A woman held her hand and a man gave his shirt to help stop the blood pouring from her head. She tried to talk but she couldn’t, and that was when she realized how much pain she was in. Police and fire officials soon arrived, and Frank told the story to an officer. Jennifer said her boyfriend was calm on their 40 minute train ride downtown—just as he had been seconds after the rescue, which made her think about her reaction at the time. "I saw the train coming and I was thinking he was going to die", she explained.

When did Lisa become conscious again

A. When the train was leaving.
B. After she was back on the platform.
C. After the police and fire officials came.
D. When a man was cleaning the blood from her head.

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