无颅神经障碍的四肢瘫痪，其病变部位在： A．桥脑 B．延髓 C．颈髓 D．胸髓 E．

A: Hello, I would like to speak to Mr. Lee.

B:  小题1:   

A: This is Linda, your old friend.

B: Oh, how are you Linda?    小题2:__

A: Mr.Smith wrote to me that you were coming to our city.May I see you at your hotel right away?

B: 小题3: I have to check my schedule. Yes, that’s all right.

A: Great. I’ll be there in half an hour.

B:   小题4: 

A: Oh, I almost forgot. What’s your room number?

B:   小题5:Please call me jf you can’t find me.

A: I’ll do that. See you later.

A．Please hold on a moment.

B．I’m Mr. Lee.

C．It’s No.301 on the third floor.

D．This is Lee speaking.E. I am busy now.

F. I’m glad you called.

G.  All right, I’ll be expecting you.

根据《安全生产法》的规定，矿山建设项目和用于生产、储存危险物品的建设项目，应当分别按照国家有关规定进行安全条件论证和()。

A.安全评价

B.经济可行性论证

C.技术可行性论证

D.安全生产“三同时”审核

选择性IgA缺陷下列哪项是错误的

A．本病可无症状
B．婴幼儿期反复患呼吸道、胃肠道、泌 * * 感染
C．常伴有自身免疫性疾病和过敏性疾病
D．如不并发严重感染，多数能存活到壮年或老年
E．可给予输血治疗

绕线式异步电动机的凸轮控制器控制线路（）。

A.简单运行可靠，维护方便

B.工矿企业常用

C.对容量大的电动机用的更多

D.线路复杂，运行不准确

身体姿势