塑料的比强度与钢铁相比是怎样的（）A、高 B、低 C、相同

阅读理解。

    Tom lives a long way from the city. One day he goes to the city to visit his friend,

Jack. Jack asks Tom to have lunch together. They go into the restaurant and sit down at

a table. Tom looks around and he sees some old people put eye glasses on before reading

their books, so after lunch he goes to a shop to buy some glasses, too. He walks along

the road, and soon finds a shop. The man in the shop makes him tries on a lot of glasses,

but Tom always says, "No, I can't read with these."

    The man in the shop becomes more and more puzzled (困惑的). At last he says, "Excuse

me, but can you read at all?"

    "No, I can't." Tom says,"If I can read, do you think I come here to buy glasses?"

1. Tom meets some old people _____. [ ]

A. far away from the city

B. in the shop

B. in the restaurant

D. in the village

2. When does Tom go to the shop? [ ]

A. After lunch

B. Before lunch

C. In the morning

D. In the evening

3. Tom goes to the restaurant to _____. [ ]

A. buy eye glasses

B. have lunch

C. buy some books

D. sell eye glasses

4. Before reading their books the old people in the restaurant _____. [ ]

A. put their glasses on

B. drink tea

C. take their glasses off

D. buy glasses

5. In fact (事实上), Tom _____.[ ]

A. likes eye glasses

B. goes to the wrong shop

C. can't read at all

D. knows the man in the shop

（1）氢氧化铝Al（OH）₃是一种治疗胃酸（含盐酸）过多的药物，用化学方程式表示该反应的原理：______．

（2）炒菜时，经常加入少量的料酒（含乙醇）和醋，可使菜变得香醇可口，用化学方程式表示该反应的原理：______．

（3）NaHCO₃是制作糕点的常用疏松剂，写出NaHCO₃受热分解的化学方程式______．

（4）CH₄与Cl₂在光照条件下能生成CH₃Cl，写出该反应的化学方程式：______．

（5）向硫酸亚铁溶液中滴入氢氧化钠溶液，生成的灰白色沉淀迅速变成灰绿色，最后变成红褐色，此过程中涉及的氧化还原反应的化学方程式为：______．

2003年，中国宣布加入《东南亚友好合作条约》，进一步拉近了与东盟的关系。这表明

A．中国正式加入了东南亚联盟

B．中国与周边国家的经贸关系更加密切

C．东南亚联盟希望中国加入以扩大国外市场

D．中国要建立中国—东盟自由贸易区

适用于“寒者热之”的是

A．热病见热象
B．寒病见寒象
C．阴虚见热象
D．热病见寒象
E．寒病见热象

某一境外的公司现欲在中华人民共和国境内进行统计调查活动，以作公司战略准备。它向境内一律师事务所咨询相关事务。请根据上述事实，按照统计法及有关法律、法规规定，回答以下问题

涉外调查许可证应当注明的内容包括（）。

A.调查机构的名称

B.住所和颁发机关、颁发日期、编号

C.登记类型

D.许可范围、有效期