风源压力不小于（）MPA。A、1.0MpA B、1.5MPA C、3MPA D

Grey-haired Chang Zhifu stands out from the young volunteers working  小题1: guides in Xidan Culture Square, one of the capital city’s booming business districts.

“Welcome to Beijing. I am an Olympic volunteer,” Chang said on Tuesday to Carhen Winston,  小题2:_ tourist from Washington D.C.

“It’s 小题3:  (amaze) to meet a 66-year-old Chinese lady  小题4:  speaks good English,” Winston said.

In order to become a volunteer for the Beijing Olympics, Chang began to study English and sign language a year ago.

“As an old Chinese saying  小题5: (go), ‘It’s never too old  小题6:  (learn),’ and  小题7:  I have to do is to put in more efforts,” said Chang.

Every day she carries two booklets, one for English and the other for sign language. The time she spends _小题8: the bus is “always good for revising”.

Chang  小题9: (invite) to teach sign language to young volunteers now and then. “Go, China!” is always the first sign she teaches.

“Granny Chang is quite a celebrity here, because of  小题10:  hard work and Olympic spirit. We just want her to have a short break.” Wang Hao, the leader of the volunteer team said. 

论述我国的幼儿园教育目标的演变。

女性，30岁。停经6周后开始有厌食、恶心，1周后呕吐频繁，不能进食。近2天来饮水也吐，尿量少，无发热。检查：精神萎靡，皮肤干燥。脉搏100次／分，呼吸28次／分，体温37.5℃。妇科检查：宫颈着色，子宫体6周妊娠大小，质软，前位，两侧附件阴性。实验室检查：血红蛋白120g/L，尿蛋白（±）．尿酮体（+）。首先考虑诊断为（）。

A.早期妊娠合并传染性肝炎

B.妊娠剧吐

C.妊娠呕吐

D.葡萄胎

E.妊娠合并肾衰竭

慢性化脓性骨髓炎MRI的影像表现有（）

A.慢性化脓性骨髓炎骨质增生、硬化、死骨和骨膜反应TWI和TWI上均为低信号

B.瘘管在TWI上呈稍高信号，TWI上呈高信号

C.肉芽组织和脓液在TWI上为低或稍高信号，TWI呈高信号

D.骨质增生、硬化、死骨均为低信号，骨膜反应在TWI为低信号，TWI上为高信号

E.瘘管依层面及方向不同，可表现为：点状或不规则粗细不均的索条影从骨内脓腔向皮肤表面伸延

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