慢性肺心病患者肺功能检查不可能出现的结果是（） A.阻塞性通气功能障碍 B.限制性通

阅读理解。

Dear Mary,

     Thanks a lot for your letter and the great photos. I like them very much. Here are some of my photos. In

the first photo, I'm swimming in the lake. In the second photo, I'm playing football on the playground in our

school. In the third one, you can see my family at home. We are having dinner. In the last one, I am with my

sister Beth. She's watching TV and I'm doing my homework.

     Best wishes to you and your family. Please write to me soon.

                                                                                                                                                 Yours,

                                                                                                                                                  Jim

1. This letter is from _____ to _____.

A. Mary, Jim

B. Jim, Mary

C. Ann, Beth

2. Jim likes _____ very much.

A. the letter

B. the beautiful photos

C. A and B

3. In the first photo, Jim is _____.

A. playing football

B. swimming

C. A and B

4. Jim has one _____.

A. sister

B. brother

C. friend

5. In the last photo, Jim is _____ and Beth is _____.

A. watching TV, doing homework

B. doing homework, watching TV

C. having dinner, writing a letter

控制和调节仓库的温湿度有哪些方法？

某小学3年级同一个班级3天内陆续有5名学生患有临床症状相似的疾病，他们的主要症状和体征是发热、食欲减退、一侧或双侧腮腺肿胀伴疼痛。追问病史，5名学生均未接种过麻腮风3联疫苗。他们可能患有（）。

A.麻疹

B.风疹

C.流行性感冒

D.流行性腮腺炎

E.普通感冒

某地打击一涉黑犯罪团伙，但是当地群众害怕受到报复而不愿作证，在这种情况下，应由哪个机构负责证人的安全( )

A．公安机关

B．检察机关

C．人民法院

D．以上三机关均有义务保障证人安全

万历窑