治疗过程中若患者有寒热头痛，属邪郁肌表者，宜选用A．葱豉汤 B．麻黄汤 C．麻黄连翘

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       Mr. Brown are going away for a week. Before he left, he said to his son, " If anyone asks for me, you can tell him that your father has been out for doing something, and will be back in a week, then be sure to

ask him to sit down for a cup of tea."

      "OK, Dad," said his son. But Mr. Brown was afraid his son couldn't remember this, he wrote these

words down on a piece paper and gave it to his son. His son put it to the small pocket, took it out and

looked it every now and then.

      Four days passed, but no one came to see his father. The boy thought that no one came and that piece of paper was of no more use for him, so he burnt(燃烧) it that evening.

      The next evening, someone knocked at the door. The boy opened it. A man was standing at the door and said, "Where is your father?" The boy put his hand into his pocket at once and looked for the piece of paper. He couldn't find it. He suddenly remembered that he had burnt it, so he shouted, "No more."

      The man was surprised. He asked, "No more? I met your father last week. When did it happen?"

      "Burnt yesterday evening."

1. Mr Brown told his son that _________.

A. he would be away from home for four days.   

B. he would be back in seven days.

C. he would be back in a month        

D. he liked a cup of tea

2. Mr Brown wrote the words down on _________.    

A. on the wall    

B. the door    

C. a piece of paper  

D. his son's pocket

3. A man came to visit the boy's father on________    

A. the second day    

B. the third day    

C. the fourth day      

D. the fifth day

4. The man was very surprised because_________   

A. he thought the boy's father was dead  

B. the child didn't ask him to sit down

C. the child gave him a cup of tea        

D. he couldn't find that piece of paper

5. What was burnt? ________.       

A. The piece of paper    

B. Mr Brown    

C. The visitor  

D. The boy

有压圆管均匀流的切应力r沿断面的分布是（）

A.均匀分布

B.管壁处是零，向管轴线性增大

C.管轴处是零，与半径成正比

D.按抛物线分布

We would appreciate _______ if you could give us some advice on how to solve this problem.

A．that

B．you

C．it

D．this

材料一：2013年6月11日，搭载着3名航天员的神舟十号飞船在酒泉卫星发射中心成功发射。6月20日上午，由我国首位女宇航员王亚平主讲的中国首次太空授课活动在天宫一号成功举行。2013年12月2日1时30分，“嫦娥三号”月球探测器在西昌卫星发射中心成功发射。12月14日“嫦娥三号”携带"玉兔号"月球车降落“广寒宫”虹湾，首次实现月球软着落和月面巡视勘察，并开展月表形貌与地质构造调查等科学探测。我国成为全世界第三个实现月面软着陆的国家。

材料二：我国首次太空授课进一步激发广大青少年崇尚科学、热爱航天、探索未知的热情与梦想。为此，我市某校也开展“携手建设创新校园”系列活动，组织学生观看太空授课、开展科技小发明展览、科普知识竞赛等活动，激发了学生的创新热情。

【知识归纳】(1)材料一说明我国实施什么战略。(2分)

【理论支持】(2)如果你所在的学校也开展“携手建设创新校园”系列活动。请你为学校开展这一系列活动提供一些理论依据。(至少三个方面，6分)

【出谋划策】(3)2012年全国科技创新大会提出到2020年使我国进入创新型国家行列。你有何好建议？(4分)

毒性为中度危害的化学介质最高容许质量浓度为：（）

A.<0.1mg/m3

B.0.1~<1.0mg/m3

C.1.0~<10mg/m3

D.10mg/m3