https://assets.asklib.com/source/1470192257111065907.png有关于非洲荒漠化成因的叙述正确的是（）。 ①工业不断发展，污染严重②干旱区面积大，生态脆弱 ③人类活动加剧，植被破坏④跨流域调水，水资源减少

https://assets.asklib.com/psource/2015110509173263996.jpg https://assets.asklib.com/psource/2015110509173368846.jpg https://assets.asklib.com/psource/2015110509173466893.jpg

男，4个月，相貌怪异，结合图像，最可能的诊断（） https://assets.asklib.com/psource/201511231032013640.jpg https://assets.asklib.com/psource/2015112310320224881.jpg https://assets.asklib.com/psource/201511231032042853.jpg https://assets.asklib.com/psource/2015112310320644602.jpg

微分方程 https://assets.asklib.com/psource/2015110116014788369.png -4 https://assets.asklib.com/psource/2015110116020651779.png ′+5 https://assets.asklib.com/psource/2015110116020651779.png ＝0的通解为 https://assets.asklib.com/psource/2015110116020651779.png ＝（）。

下列哪项不属于口腔器官（）。 https://assets.asklib.com/psource/2015090915593930516.jpg https://assets.asklib.com/psource/2015090915594960972.jpg https://assets.asklib.com/psource/2015090915595746460.jpg https://assets.asklib.com/psource/2015090916000549371.jpg

根据MRI表现，最可能的诊断是（） https://assets.asklib.com/psource/2015111616004868443.jpg https://assets.asklib.com/psource/2015111616005062793.jpg https://assets.asklib.com/psource/2015111616005257792.jpg https://assets.asklib.com/psource/2015111616005574757.jpg

若 https://assets.asklib.com/psource/2016030215573466222.jpg ，则 https://assets.asklib.com/psource/2016030215573937828.jpg =（）。 https://assets.asklib.com/psource/201603021557362647.jpg

https://assets.asklib.com/source/38811447839673723.png https://assets.asklib.com/source/21771447839683358.png https://assets.asklib.com/source/37171447839689839.png

听神经瘤（如图所示）的最常见症状为（） https://assets.asklib.com/psource/2015082817523519218.jpg https://assets.asklib.com/psource/2015082817523753681.jpg https://assets.asklib.com/psource/2015082817524511471.jpg https://assets.asklib.com/psource/2015082817524178126.jpg

https://assets.asklib.com/source/1473055371137024152.png 、 https://assets.asklib.com/source/1473055385722092841.png 、 https://assets.asklib.com/source/1473055399690044180.png 、 https://assets.asklib.com/source/1473055413490018042.png 、（）

常见的椎管内肿瘤（如图所示）有（） https://assets.asklib.com/psource/2015083009411414972.jpg https://assets.asklib.com/psource/2015083009411712420.jpg https://assets.asklib.com/psource/2015083009411964955.jpg https://assets.asklib.com/psource/2015083009412254926.jpg

如图箭头所示为大脑哪个部位（） https://assets.asklib.com/psource/2015111710480467521.gif https://assets.asklib.com/psource/2015111710481386329.gif https://assets.asklib.com/psource/2015111710481660241.gif https://assets.asklib.com/psource/2015111710481987584.gif

已知边长 https://assets.asklib.com/psource/2016071710544941816.jpg ，方位角 https://assets.asklib.com/psource/2016071710545061361.jpg ，则 https://assets.asklib.com/psource/201607171054531993.jpg 和 https://assets.asklib.com/psource/2016071710545561685.jpg 分别为：()

图示三力矢 https://assets.asklib.com/psource/2015110210014063428.png 1、 https://assets.asklib.com/psource/2015110210014063428.png 2、 https://assets.asklib.com/psource/2015110210014063428.png 3的关系是（）。 https://assets.asklib.com/psource/2015110210023161678.png

请判断下列符号表示何种二级管。 https://assets.asklib.com/psource/2015061816500188250.jpg https://assets.asklib.com/psource/2015061816501092569.jpg https://assets.asklib.com/psource/2015061816501236941.jpg https://assets.asklib.com/psource/2015061816501482045.jpg

微分方程 https://assets.asklib.com/psource/2015110115590070639.png + https://assets.asklib.com/psource/2015110115590070639.png 6′+9 https://assets.asklib.com/psource/2015110115590070639.png ＝0的通解为 https://assets.asklib.com/psource/2015110115590070639.png ＝（）。

下列图片中反映了香港回归祖国的是（） https://assets.asklib.com/psource/2015110513340413081.jpg https://assets.asklib.com/psource/2015110513341071989.jpg https://assets.asklib.com/psource/2015110513341153639.jpg https://assets.asklib.com/psource/2015110513341369444.jpg

如图箭头所示为大脑哪个部位（） https://assets.asklib.com/psource/2015111615462242301.jpg https://assets.asklib.com/psource/2015111615462561465.jpg https://assets.asklib.com/psource/2015111615462783669.jpg https://assets.asklib.com/psource/2015111615463176288.jpg

1https://assets.asklib.com/source/1470361829907038628.png https://assets.asklib.com/source/1470361792608072582.png https://assets.asklib.com/source/1470361800727081642.png ( )

结合肺段模式图，右肺下叶的组成是（） https://assets.asklib.com/psource/2015111310212457895.jpg https://assets.asklib.com/psource/2015111310212519352.jpg https://assets.asklib.com/psource/201511131021264355.jpg https://assets.asklib.com/psource/2015111310212896156.jpg

如图，下面解剖标志正确的是 https://assets.asklib.com/psource/20140512093522905.jpg https://assets.asklib.com/psource/2014051209353999618.jpg https://assets.asklib.com/psource/2014051209354354276.jpg https://assets.asklib.com/psource/2014051209354796747.jpg

如图箭头所示为大脑哪个部位（） https://assets.asklib.com/psource/2015111614474957859.jpg https://assets.asklib.com/psource/2015111614480014998.jpg https://assets.asklib.com/psource/2015111614480596761.jpg https://assets.asklib.com/psource/201511161448114051.jpg

0,https://assets.asklib.com/source/1470294789860044047.png , https://assets.asklib.com/source/1470294797629070776.png , https://assets.asklib.com/source/1470294805275061167.png , https://assets.asklib.com/source/1470294812835026599.png , ( )

https://assets.asklib.com/source/1473040973362041513.png 、 https://assets.asklib.com/source/1473041148171008214.png 、 https://assets.asklib.com/source/1473041081070030054.png 、 https://assets.asklib.com/source/1473041081093013547.png 、（）