“万里长江，险在荆江”的主要原因是荆江的[ ] A、支流众多，汇入的水量大 B、

以下哪项不是高钾血症的常见病因（）

A.大量使用螺内酯

B.大量溶血

C.盐皮质激素过多

D.代谢性酸中毒

E.大血肿

心肺复苏时的首选药物是（）

A.肾上腺素

B.去甲肾上腺素

C.阿托品

D.异丙肾上腺素

E.乙酰胆碱

Sophia Richardson: Both my parents are really important to me. My parents are really more than friends. They’re the people I can open up and talk to. Talking to them is like talking to one of my friends. They’ve been there for me and given me good advice on a lot of my problems.

Stacey Avnes: My Jewish big sister is important to me. Her name is Lauren. We’ve been together for two years. My mom is a single mom and she is very busy. Lauren is someone who helps me deal with all this stuff because she’s someone I can talk to. She’s like a second mom to me and also a best friend. If I have any problem, I can call her and she’ll come and pick me up and we’ll go to a park and talk.

Jean Park: It’s my uncle who is important to me. When I’m with him, I’m grateful（感激的） for the small things—being alive and healthy; having a good family and friends. He’s also very grateful for the small things and gives back to his community（社区）.

Melaku Shierfaw: My father is important to me. He came here from a rich family in Africa. But when he came, he didn’t take any money and started fresh. He showed that he could do everything by himself without the help of others and he’s successful. It shows me that I can do anything as long as I try.

Kalin Scott-Wright: My great grandmother is in charge of our whole family. She was born in 1920. I know she went through a lot in her life. She was a very strong woman and she raised my mom and took her in. She had a kind spirit and loved me and my brother. She’ll always be there for me although she’s not alive any longer.

小题1:We can infer that Sophia             .

A．is always in trouble

B．has few friends

C．gets along well with her parents

D．depends too much on her parents小题2:What do we know about Stacey’s big sister?

A．She is very lonely.

B．She is a single mother.

C．She is Stacey’s only friend.

D．She often helps Stacey.小题3:What does Jean’s uncle teach her?

A．To be grateful for the small things in life.

B．To be ready to help her community.

C．To treat others like friends.

D．To have a good family.小题4: From his father, Melaku has learnt that            .

A．not everyone can be successful

B．money is not important in one’s life

C．one should never ask others for help

D．he can do anything as long as he tries

对于压力不大于6MPa的室外燃气管道可以采用的管材是（）。

A.钢管

B.聚乙烯管

C.球墨铸铁管

D.混凝土管

子宫又称：（）

A.女子胞

B.胞宫

C.胞脏

D.子脏

E.以上均是