欧洲最长的河流是：[ ] A．多瑙河 B．伏尔加河 C．莱茵河 D．易北河

阅读理解。

                                                                   My Family

     I have a happy family. There are five people in my family. My father is tall. And he is thin. My

mother is short. She loves me very much. She likes going shopping. My grandfather and grandmother

look young. My grandmother's eyes are big. My grandfather's hair is white. I'm very short. I'm only

eight. I love my family.

1. There are ____ people (人) in the f4tnily.     

A. four        

B. five      

C. six

2. My ____ eyes are big.   

A. grandfather's    

B. mother's    

C. grandmother's

3. My ____ is thin.      

A. sister          

B. mother    

C. father

4. How old am I?    

A. seven          

B. eight      

C. nine

5. I have a ____ family.

A. happy            

B. bad          

C. sad

It’s nothing unusual to experience failure, and _____ ought we to be so discouraged.

A．in no time

B．by all means

C．in no way

D．in any condition

关于幽门螺杆菌生物学特征，错误的是：()

A．定居于胃黏膜的深层，紧贴胃黏膜表面

B．具有粘附性

C．革兰阴性杆菌

D．需氧菌

E．分泌尿素酶

王先生，成都某公司职员，因病去世不知能否申领养老保险死亡待遇？丧葬补助金有多少？

乳化液泵站运行（）后，应对乳化液箱各过滤部分进行一次箱洗。

A.10天

B.20天

C.30天

D.60天