税收管理员经典型调查，发现有与原定额不一致的，于每月（）日前制作《纳税人变更纳税定额

阅读理解。

     Mexico's neighbors are the United States on the north and Guatemala and Belize to the south. Mexico

 is about one quarter of the size of the United States. Mexico has more than ninety million people. The

 language of Mexico is Spanish. This makes Mexico the world's largest Spanish-speaking country.

     Mexico City is the capital and largest city of Mexico.

     The city is also very high. It is 7,349 feet high (2,240 meters). This makes it one of the highest capital

  cities in the world. The population (人口) of Mexico City grows bigger every day. About thirty million

 people live there. It has more people than any other city in the world, even more than Tokyo.

     Mexico also has its specialities (特点). Many of the foods we eat started in Mexico. Foods like beans,

  maize, avocados, tomatoes, peanuts, chili peppers, vanilla, and chocolate come from Mexico. Mexico is

  also famous for its cactus (仙人掌) plants. Mexico has more kinds of cactus than any other country.

1. Mexico is _____ the USA.

    A. on the south of                    

    B. on the north of

    C. a part of                      

    D. as large as

2. Mexicans speak_____ .

    A. English              

    B. French                    

   C. Spanish            

    D. Latin(拉丁语)

3. Which of the following is NOT true?

    A. Mexico City is the capital of Mexico.

    B. The population of Mexico City is 30,000,000.

    C. Tokyo is one of the cities with the largest population.

    D. Mexico City is the highest city in the world.

4. Tomatoes were originally (最初) grown in _____ .

    A. America          

    B. Spain          

    C. Tokyo          

    D. Mexico

5. The best title (题目) of the passage is_____ .

    A. Mexico City                    

    B. Mexico's Plants

    C. Mexico                        

    D. Mexico's Population

改善结晶器传热的目的是减少气隙热阻。

属于原位菌群三度失调表现的是（）

A.假膜性肠炎

B.肠功能紊乱

C.慢性腹泻

D.慢性咽喉炎

E.慢性口腔炎

对血清尿素浓度无明显影响的是（）

A.肝功能状态

B.饮食中蛋白质摄入量

C.肾功能状态

D.全身肌肉重量

E.运动

我国是世界禽蛋生产和消费大国，蛋产生产量居世界第（）位。

A、一

B、二

C、三

D、四