支气管肺炎见不到的是（） A.多发的斑片状阴影 B.细小粟粒状阴影 C.小三角形 D

依据下列材料，回答问题。（8分）

材料一　昆明准静止锋又称云贵准静止锋，位于云贵高原，锋面徘徊于昆明和贵阳之间，易形成连阴雨天气。

材料二　昆明准静止锋示意图（图1）；昆明准静止锋的位置图（图2）

材料三　昆明与贵阳冬半年和夏半年降水量、1月和7月平均气温的对比表

	11月～次年4月		5月～10月		1月	7月
	降水量（mm）	占全年比重（%）	降水量（mm）	占全年比重（%）	平均气 温（°C）	平均气温（°C）
昆明	11．2	11．2	918．1	88．8	7．5	19．7
贵阳	278．5	24．7	849．8	75．3	4．6	24

（1）描述昆明准静止锋在贵阳和昆明之间的走向，并说明其形成的季节和成因。（4分）

（2）依据图和表格的信息，比较昆明和贵阳冬季气候的差异，并分析其成因。（4分）

A firm should continue adding to its capital until the marginal product of capital is:（）

A. equal to the marginal revenue product of labor.

B. greater than the cost of capital.

C. equal to the cost of capital.

心理发展阶段滞留此期的人很可能有咬手指甲、贪吃的习惯（）

A.口唇期

B.肛门期

C.生殖器期

D.潜伏期

E.生殖期

阅读理解。

     Your body, which has close relations with the food you eat, is the most important thing you own,

so it needs proper treatment and proper nourishment (营养).The old saying "An apple a day keeps

the doctor away "is not as silly as some people think. The body needs fruit and vegetables because

they contain vitamin C. Many people take extra vitamins in pill form, believing that these will make

them healthy.

     But a good diet is made up of nourishing food and this gives all the vitamins you need. The body

doesn't need or use extra vitamins, so why waste money on them?

     In the modern western world, many people are too busy to bother about eating properly. They

throw anything into their stomachs, eating hurriedly and carelessly. The list of illnesses caused or

made worse by bad eating habits is frightening,

1."Your body has close relations with the food you eat."It really means that ______.

A. all kinds of food you eat can be made into your body

B. your body is made up of the food you eat

C. what you eat has great effect on your health

D. the more you eat, the fitter you will feel

2. The old saying referred to in the passage tells us that ______.

A. eating apples regularly does lots of good to our health

B. the apple is the best among all kinds of fruits

C. apples can take the place of doctors

D. an apple is a sure cure for illness

3. In the second paragraph, the writer tries to let us know ______.

A. our bodies need food or we can' t live

B. often eating apples is a good habit

C. taking extra vitamin pills is completely useless

D. a good diet is of great importance for our health

4. In the modern western countries ______.

A. people don't want to pay more attention to their eating

B. lots of people's illnesses are caused or made worse by bad eating habits

C. people throw everything into their stomachs without chewing

D. people are only too busy to cook meals for themselves

钢模版代号P3015中，（）表示平面模板的长度。

A.P

B.30

C.01

D.15