教育的社会功能表现在哪些方面？

病历摘要：患儿男性，10个月，患儿生后6个月内生长发育好，近2个月呆滞，面黄。查体：体温：T36.8℃，精神可，皮肤粘膜苍白，四肢及唇舌颤抖，舌炎，心肺未见异常，腹软，肝肋下3cm，脾肋下1cm。腱反射亢进，踝阵挛阳性。血常规：Hb70g/L，RBC1.5×10¹²/L，PLT107×10⁹/L，WBC4.5×10⁹/L，中性粒细胞0.15，淋巴细胞0.80，单核细胞0.05，中性粒细胞有核右移。

根据检验结果，综合判断为营养性巨幼红细胞性贫血，血象特点（）

A.红细胞胞体较大，血红蛋白充盈较好

B.粒细胞较大

C.血小板较大，数目减少

D.红细胞降低比血红蛋白降低显著

E.血红蛋白降低比红细胞降低显著

F.粒细胞有核左移现象

患者男，50岁，3个月前与人争执时被人掌掴右侧脸部，当时右耳有血性分泌物流出，感右耳耳鸣、耳痛，听力下降。

患者当时求医，可能会有哪些体征和检查结果（）。

A.鼓膜破裂

B.RT（+）

C.听力曲线示气、骨导曲线一致性下降，无气骨导差

D.听力曲线示骨导正常或接近正常，气导听阈提高

E.WT偏向右侧

F.ABR波Ⅴ潜伏期--强度函数曲线右移

踝关节内侧脱位整复后应固定在（）。

A.外翻位

B.内翻位

C.跖屈中立位

D.背伸中立位

E.以上都不是

形成结石的主要因素有()

A．饮食结构不合理

B．水分摄入过少

C．尿中形成结石晶体的盐类呈超饱和状态

D．尿中抑制晶体形成的物质不足

E．核基质的存在

Brian arrived at San Francisco airport two hours before the flight to Paris. He was wearing three shirts, a jacket, two pairs of socks, a pair of shorts, and two pairs of jeans. He was carrying one small backpack, which was very full, but he didn’t have any other luggage. Brian needed to meet a man named Tony before he checked in for his flight. He found Tony near the Air France counter. Tony gave him a round trip ticket and a small package.

"Give this package to Jean Paul at the airport in Paris. He will have a sign with your name on it. I think you can find him easily," Tony said," You don’t have any luggage, right"

"Only this backpack," Brian answered. "You said I could bring one carry on bag. "

"That’s right. One carry on bag is fine. Have a good trip. "

"Thanks. "

is Brian a criminal Not at all. He is an air courier. And he paid only $ 110 for the round trip ticket to Paris. Air couriers get cheap airline tickets because they take important packages and papers to foreign countries. Businesses sometimes need to get packages and papers to people in foreign countries by the next day. Often, the only way they can do this is to use an air courier company. It is not cheap for a business to send a package with an air courier, but it is quick.

Every year about 80,000 people worldwide travel as air couriers. The number of tickets for courier travel is growing by about 10 percent a year. However, air courier travel isn’t for everyone. But if you have very little money, can be flexible about your travel plans, and don’t mind wearing the same clothes for a week, it can be a great way to take a vacation!

An air courier is a person who （）.

A．manages a business company in foreign countries

B．organizes international flights for tourists

C．travels around the world with cheap tickets

D．delivers papers and packages to foreign countries