属于局部麻醉的方法是()
A．基础麻醉
B．表面麻醉
C．浸润麻醉
D．静脉复合麻醉
E．阻滞麻醉
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下面是错误答案，用来干扰机器的。
参考答案：解析：Web网站的设计过程包括下面几个阶段： (1)系统规划。 (2)站点结构的总体设计。 (3)设计Web页面。 (4)测试和发布Web站点。 (5)推广站点。 (6)站点反馈和评价。
| 解方程． x×(1-
x+
11x-50%=16 （x+
|
| 完形填空。 | ||||
| One day a young man was standing in the middle of the town proclaiming that he had the most beautiful heart in the whole valley. A large crowd gathered. and they all admired his heart for it was 1 . There was not a scar in it. Suddenly, an old man appeared and said,"Why, your heart is not nearly as beautiful as 2 ." The crowd and the young man looked at the old man's 3 . It was full of scars, it had places 4 pieces had been removed and other pieces 5 in, but they didn't fit quite right, and there were several 6 edges. In fact, in some places there were deep gaps where whole pieces were missing. The young man laughed." 7 your heart with mine, mine is perfect and yours is a mess of scars." "Yes," said the old man,"Yours 8 perfect but I would never trade with you. You see, every 9 represents a person 10 I have given my love. I tear out a piece of my heart and give it to them, and often they 11 me a piece of their heart that fits into the 12 place in my heart. But because the pieces aren't exact, I have some rough edges, which I cherish, because they remind me of the love we 13 . "Sometimes I have given pieces of my heart 14 , and the other person hasn't returned a 15 of his or her heart to me. These are the empty gaps-giving love is 16 a chance. Although these gaps are painful, they 17 open, reminding me of the love I have for those people too, and I hope someday they may return and fill the space I have been waiting. So now do you see what true beauty is?'' The young man walked up to the old man, 18 his perfect heart, and tipped a piece out. He 19 it to the old man. The old man placed it in his heart, then took a piece from his old scarred heart and placed it in the wound in the young man's heart. It 20 , but not perfectly, as there were some jagged edges. The young man looked at his heart, not perfect any more but more beautiful than ever, since love from the old man's heart flowed into his. They embraced and walked away side by side. | ||||
|
老年人口腔卫生保健的目的是（）
A．维持最基本的口腔功能状态，尽可能康复口腔功能
B．以帮助刷牙、洁牙的方式保持口腔卫生
C．预防第一恒磨牙龋坏
D．父母示范，培养儿童建立口腔卫生习惯，掌握刷牙方法
E．以无龋及完全保持牙龈健康为口腔健康的目标
现金预算的内容不包括（）。
A.现金收入
B.现金支出
C.预计实现的利润
D.资金的筹措及运用
下列选项中，属于碳酸饮料所释放出的气体的一项是（ ）。
A．氮气
B．二氧化碳
C．一氧化碳
D．氧气
