下列哪种病变，不出现局部肾影增大表现（） A.肿瘤 B.囊肿 C.局限性肾积水 D.

根据句意及首字母提示完成单词。

1. The potato chips were invented by m_______.

2. Although tea wasn't brought to the western world until 1610, it was d____  __over three thousand years before that.

3. Mom added salt but it still wasn't s_______ enough .

4. I p_______ lemons to oranges.

5. The abacus was invented in the sixth c_______ by Chinese people.

6. Please tell me when the S_______World War started .

7. The telephone rang and Mike hurried to a_______ it.

8. Something has to be d_______ to clean up your Lown.

挡车器距施工地点或装载设备不超过（）。

A、10m

B、15m

C、20m

男性，60岁，3年来右手第1～3指麻木，右项部和右前臂外侧疼痛，转颈时明显，1年来右手麻木加重，伴右手无力，3个月来双下肢无力，排尿费力、便秘。检查：右手骨间肌萎缩，右腕和手肌力4级，右上肢腱反射低下，双下肢肌力4级，双下肢肌张力高，膝反射和跟腱反射亢进，双下肢病理征阳性.右侧颈6、7痛觉减退，双胸3以下痛觉减退，颈椎X线平片示颈6、7椎间隙狭窄，颈椎4～7骨质增生性改变，下颈椎椎间孔狭窄。（）

A.脊髓炎

B.颈椎病

C.脊髓空洞症

D.脊髓髓外肿瘤

E.脊髓髓内肿瘤

储存能克服生产旺季与生产淡季同消费者需求之间的矛盾，调节供求关系，调整由于供求矛盾而造成的价格差异，具有调节物品价格的功能。

发明专利申请自申请日起( )年内，国务院专利行政部门可以根据申请人随时提出的请求，对其申请进行实质审查。

A．1
B．2
C．3
D．5