____________, whereisthelibrary, please?

湿地与森林、海洋并称为地球的三大生态系统．其中湿地又被称为“地球之肾”，下列不属于湿地功能的是（　　）

A．调节气候

B．防风固沙

C．蓄洪防洪

D．降解污染

对恶性组织细胞病具有重要意义的细胞是（）

A.淋巴样组织细胞

B.单核样组织细胞

C.多核巨细胞

D.幼稚细胞

E.吞噬性组织细胞

买片花

 根据对话内容，从对话后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

Sandy is at home. She is now calling Lisa, her classmate.

Sandy: Hi, Lisa. Have you finished helping your parents?

Lisa: I finished cleaning the living room a little while ago, but I haven’t cleaned my bedroom yet. 61

Sandy: I know what you mean. 62Do you think you’ll be finished soon?]

Lisa: It should be done in about an hour.

Sandy: 63  

Lisa: I did the English homework last night. 64I don’t understand it.

Sandy: Me neither. 65 We can help each other work it out. 

Lisa: OK. Then we can go and have our hair cut.

Sandy: Great. See you in a little while.

A．I don’t math at all.

B．But I haven’t started my math yet.

C．Housework is tiring, and I’m tired

D．What do you think we should do then?E. Why don’t we do it together this afternoon?  

F. Have you looked at Monday’s homework yet 

G. I also hate doing the cleaning around the house.

2岁，胸骨左缘有Ⅲ级收缩期杂音，应首先考虑（）。

A.功能性杂音

B.先天性心脏病

C.风湿性心脏病

D.心力衰竭

E.心肌病