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男，57岁，胸骨后阵发性针刺样疼痛2年，近3个月咽下食物哽噎感而来诊。查体见右锁骨上淋巴结肿大。该患者初步诊断可能为A、食管癌 B、食管静脉曲张 C、食管炎 D、食管中段牵引型憩室 E、贲门失弛缓症 行食管吞钡检查，下列征象有助于确定前述之诊断的是A、局部食管黏膜影是串珠样改变 B、未见明显异常影像，食管运动良好 C、食管下端呈光滑的鸟嘴状狭窄 D、黏膜光滑完整，食管腔外压迫 E、食管黏膜皱襞增粗断裂，局限性管壁僵硬 治疗下列哪项不宜A、抗癌药物治疗 B、抗癌药物治疗结合其他方法 C、中医中药治疗 D、手术治疗 E、单纯放射治疗
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【简答题】阅读理解。 In cities with rent control, the city government sets the maximum rent that a landlord can charge for an apartment. Supporters of rent control argue that it protects people who are living in apa...
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【简答题】In cities with rent control, the city government sets the maximum(highest) rent that a landlord can charge for an apartment. Supporters of rent control argue that it protects people who are living in ...
查看完整题目与答案
【单选题】Which of the following statements about the effects of rent control is correct?
A.
The short-run effect of rent control is a surplus of apartments, and the long-run effect of rent control is a shortage of apartments.
B.
The short-run effect of rent control is a relatively small shortage of apartments, and the long-run effect of rent control is a larger shortage of apartments.
C.
In the long run, rent control leads to a shortage of apartments, and the quality of available apartments is improved by rent control.
D.
The effects of rent control are very noticeable to the public in the short run, because the primary effects of rent control occur very quickly.
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【单选题】直线 3x -2y+6=0在y轴上的截距b和在x轴上的截距a分别是()
A.
3，2
B.
3，－2
C.
－3，2
D.
－3，－2
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【单选题】直线y=2x+3的斜率k和在y轴上的截距b以及在x轴上的截距a分别是()
A.
2,3，3／2
B.
,2,3，－3／2
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【单选题】直线 在 轴和 轴上的截距分别是( )
A.
2，
B.
-2，
C.
，-3
D.
-2，-3
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【单选题】直线 的斜率和在y轴上的截距分别是()
A.
1,0
B.
0,1
C.
不存在，1
D.
1，不存在
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【单选题】直线 的斜率和在y轴上的截距分别是()
A.
-1,-3
B.
1,-3
C.
-1,3
D.
1,3
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【单选题】Man must stop ______ the earth’s atmosphere.
A.
filling
B.
wasting
C.
polluting
D.
chew
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【简答题】过点 ，在 轴上和 轴上的截距分别是 且满足 的直线方程为___ ___
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相关题目：
【简答题】阅读理解。 In cities with rent control, the city government sets the maximum rent that a landlord can charge for an apartment. Supporters of rent control argue that it protects people who are living in apa...
查看完整题目与答案
【简答题】In cities with rent control, the city government sets the maximum(highest) rent that a landlord can charge for an apartment. Supporters of rent control argue that it protects people who are living in ...
查看完整题目与答案
【单选题】Which of the following statements about the effects of rent control is correct?
A.
The short-run effect of rent control is a surplus of apartments, and the long-run effect of rent control is a shortage of apartments.
B.
The short-run effect of rent control is a relatively small shortage of apartments, and the long-run effect of rent control is a larger shortage of apartments.
C.
In the long run, rent control leads to a shortage of apartments, and the quality of available apartments is improved by rent control.
D.
The effects of rent control are very noticeable to the public in the short run, because the primary effects of rent control occur very quickly.
查看完整题目与答案
【单选题】直线 3x -2y+6=0在y轴上的截距b和在x轴上的截距a分别是()
A.
3，2
B.
3，－2
C.
－3，2
D.
－3，－2
查看完整题目与答案
【单选题】直线y=2x+3的斜率k和在y轴上的截距b以及在x轴上的截距a分别是()
A.
2,3，3／2
B.
,2,3，－3／2
查看完整题目与答案
【单选题】直线 在 轴和 轴上的截距分别是( )
A.
2，
B.
-2，
C.
，-3
D.
-2，-3
查看完整题目与答案
【单选题】直线 的斜率和在y轴上的截距分别是()
A.
1,0
B.
0,1
C.
不存在，1
D.
1，不存在
查看完整题目与答案
【单选题】直线 的斜率和在y轴上的截距分别是()
A.
-1,-3
B.
1,-3
C.
-1,3
D.
1,3
查看完整题目与答案
【单选题】Man must stop ______ the earth’s atmosphere.
A.
filling
B.
wasting
C.
polluting
D.
chew
查看完整题目与答案
【简答题】过点 ，在 轴上和 轴上的截距分别是 且满足 的直线方程为___ ___
查看完整题目与答案
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