问题
单项选择题
肺脓肿停用抗生素的指征是
A．X线上病灶消失或仅有少量稳定的残留纤维化
B．临床症状消失
C．肺部体征消失
D．持续用抗生素6周
E．脓腔液平面消失
答案
参考答案：A
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肺脓肿停用抗生素的指征是
A．X线上病灶消失或仅有少量稳定的残留纤维化
B．临床症状消失
C．肺部体征消失
D．持续用抗生素6周
E．脓腔液平面消失
参考答案：A
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| What do you know about the sea? Everybody knows that the sea 1 beautiful when the sun is shining on it. But it becomes very terrible when 2 a strong wind. If you study the map of the world， you will 3 that about two thirds(三分之二)of the world is the sea. Have you ever been to(曾经去过)the sea？The sea is very deep(深的). In some places the sea is 4 deeper. The 5 mountain(大山) in the world is about 9 kilometers high. While(然而) the deepest place of the sea is almost(几乎)11 kilometers deep. The sea 6 very cold. On the top of the sea the water may be 7 . But if you go down , it becomes colder and 8 In most places of the sea, there are lots of fishes. and plants. Some live near the top of the sea. 9 live deep down. You know the sea water is salty. The water of the Dead Sea is very salty. It is so salty 10 fish can't live in it. What a strange sea! | |||
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