（）必须对其开发的房地产项目承担质量责任。 A.房地产开发企业 B.施工单位 C.材

阅读理解。

     In most parts of the world, many students help their schools make less pollution. They join"environment(环境)  clubs". In an

environment club, people work together to make our environment clean.

     ·No-garbage(垃圾)  lunches. How much do you throw away after lunch? Environment clubs ask students to bring their lunches

in bags that can be used again. Every week they will choose the classes that make the least garbage and report them to the whole

school!

    ·No-car day. On the no-car day, nobody comes to school by car-not the students and not the teachers!  Cars give pollution to

the air, so remember:

    Walk, jump, bike or run.

    Use your legs!  It's lots of fun!

    ·Turn off the water! Did you know that some toilets can waste twenty to forty㎡of water an hour? In a year that would fill a

small river！ In environment clubs, students mend those broken toilets.

    We love our environment. Let's work together to make it clean.

1. Environment clubs ask students____.

A. not to forget to take cars

B. not to throw away lunch bags

C. to go to school by car every day

D. to do exercise every day

2. From the passage, we know the students usually have lunch

A. in clubs    

B.at home    

C.at school    

D.in restaurants

3. On the no-car day,____will take a car to school. 

A. both students and teachers      

B.some students

C. neither students nor teachers    

D.some teachers

4. After students mend toilets, they save____.

A. much water    

B.a lot of money    

C.a long river    

D.a toilet

5. The writer wrote the passage to ask students to____.

A. walk to school every day      

B.help teachers

C. bring their lunches in bags      

D.make less pollution

颌面部间隙感染的弥散期称为（）

A.炎症

B.感染

C.肿胀

D.蜂窝织炎

E.水肿

下列句子中有语病的一项是（2分） （   ）

A．为了防止禽流感蔓延到我市，工作人员日夜巡查。

B．通过这次读书交流活动，使同学们的口头表达能力得到了较大提高。

C．这个学校的共青团员，决定响应团委“为希望工程献爱心”的号召。

D．掌握科学的学习方法，是取得好成绩的关键。

说明非概率情形下的安全函数的不精确性，一般采用（）

A．模糊数学

B．概率法

C．状态计算

D．安全函数分析

下列哪些改变属于神经源性膀胱（）

A.脊髓病变引起的尿失禁

B.大脑病变引起的尿失禁

C.脊髓反射中枢病变引起的尿失禁

D.婴幼儿神经功能发育不全引起的尿失禁

E.脊髓背根神经和感觉传导束病变引起的尿失禁