保险中所谓的重要事项是指一切可能影响到一位谨慎的保险人做出是否承保，以及确定保险费率

补全对话（共5小题，每小题2分，满分10分）

根据语境，用恰当的语言完成对话。

—Excuse me. Who is your best pen pal, Jack?

—I have many pen pals. Mary is my favorite?

—1_________________________________

—She is very beautiful, and she has long curly blond hair.

—2__________________________________

—She comes from the USA.

—3____________________

—She speaks English and Chinese. And she speaks Chinese very well.

—Really? How great! Is she a student?

—Sure. We are studying in the same grade, grade eight.

—4. ______________________

—She says she wants to be a teacher. And she wants to work in China as an

English teacher.

—Maybe she can help me a lot with my English. Today it is very hot.

5.___________________

— I think it is not hot in USA. Mary often tells me it is warm there.

—Thank you for telling me so much about your pen pal.

—You are welcome.

鲜或冷藏的豇豆及菜豆

测定淀粉中羰基含量时，在沸水浴中使淀粉完全糊化，冷却，调pH至3.2，移入500mL带玻璃塞的锥形瓶中，精确加入60mL羟胺试剂，加塞，在( )℃下保持4h。

A．25

B．30

C．40

D．60

处理炉渣一般有渣罐运输法、冲水渣和（）三种形式。