问题
单项选择题
创面较干净或已有肉芽组织生长时应用的引流物为（）。
A．维生素纱条
B．注射用水纱条
C．碘仿纱条
D．凡士林油纱条
E．酒精纱条
答案
参考答案：D
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创面较干净或已有肉芽组织生长时应用的引流物为（）。
A．维生素纱条
B．注射用水纱条
C．碘仿纱条
D．凡士林油纱条
E．酒精纱条
参考答案：D
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| Do some animals have certain mental powers which human beings do not? Of course they have instincts(本能), but __1__ this, I am sure that they can feel __2__ things which we humans cannot.A personal experience __3__ this to me. Some years ago, I had a dog named Howard.From the time that he was a baby dog, he was timid, so we named him "Howard" to __4__ with "coward"(胆小鬼) ! He was especially afraid of __5__. At the first hint of them, he would run crying into the house and hide under a table.What a hero! I often went for walks with Howard. __6__, as we were walking along a road, it began to rain. I quickly ran to a bus stop for __7__.The bus stop had a roof supported by metal poles.Soon after I had got there, Howard caught my __8__ in his teeth and tried to pull me away. __9__, I was puzzled and a little angry at his 10 . However, I decided to humour him and walked away from the shelter into the rain and 11 for home. 12 I was about two hundred metres away from the shelter, there came a blinding flash of lightning and 13 , there was a crash of thunder which nearly 14 me. Howard stopped walking and began crying. Knowing that he was afraid, I 15 to pick him up. As I straightened up, I 16 the bus shelter which we had just left.I was shocked to see that two of the 17 were bent and the roof was lying on the ground, 18 .The shelter had been struck by the lightning.I gave Howard a big hug to express my heartfelt 19 . He had just saved my life.He was truly my 20 ! | ||||
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