（）是物业管理最主要的特点。 A.社会化 B.专业化 C.市场化 D.综合化

丁腈橡胶最适宜的硫化温度是（）。

A.140℃；

B.150℃；

C.160℃；

D.180℃。

此题要求改正所给短文中的错误。对标有题号的每一行作出判断。如无错误，在该行右边横线上划一个勾(√)；如有错误(每行只有一个错误)，则按下列情况改正：

该行多一个词：把多余的词用斜线(＼)划掉，在该行右边横线上写出该词，并也用斜线划掉。

该行缺一个词：在缺词处加一个漏字符号(∧)，在该行右边横线上写出该加的词。

该行错一个词：在错的词下划一横线，在该行右边横线上写出改正后的词。

注意：原行没有错的不要改。

The village was always very quiet.The people lived                                        61._________

there were busy working in their field during the day,                                    62._________

and went to bed early at night,tiring after a long day’s                                    63._________

hard work.All of them had lived in a village                                                 64._________

for all their lives and had never left for less than                                            65._________

one day at a time.On these days they left,they got up                                      66._________

early in the morning.They filled their carts of                                                67._________

fruit and vegetables and sheeps,and went to the                                              68._________

market in the town beyond their valley.They returned

back in the evening with some money and perhaps a                                      69._________

present for their children.That was their life.                                                 70._________

下列哪项不是肾囊肿的典型CT表现（）

A.圆或椭圆形，外表光滑

B.与肾实质分界锐利，清楚

C.囊肿壁很薄，不能测出

D.囊内密度均匀，接近水

E.注射对比剂后有增强

麦克音频可来自（）

A.手提麦克风

B.氧气面罩麦克风

C.头戴式吊杆麦克风

恩格斯指出：“（德意志）帝国宪法具有一个唯一的稳固的轴心——一个帝国首相（宰相）。联邦会议……处于这样一种地位，这种地位使其他责任行 * * 成为不可能，可能的只有帝国首相的责任行 * * ，因而使帝国责任大臣无法存在。”材料中“帝国首相的责任行 * * ”表现为（）

A.宪法赋予首相国家最高权力

B.帝国首相拥有内阁的控制权

C.帝国首相只对联邦会议负责

D.内阁大臣均由帝国首相任命