涠12-1油田应急关断PLC的CPU模块1785-L40E的面板CHANNEL1A是

He asked me, “Did you see my sister last night?”

----He asked me __________

A．if I had seen his sister the night before.

B．whether I had seen your sister the night before.

C．did I have seen his sister the night before.

D．that I saw his sister the night before.

根据我国现行规定，外商投资企业取得的技术转让免征( )。

A．增值税

B．营业税

C．消费税

D．进口关税

 色彩，可以是一种生活元素，也可以是一种生活内容，还可以是一种生活追求……请以“色彩”为话题，写一篇作文。

下列关于摩擦力的说法正确的是（　　）

A．相互压紧的粗糙物体间必有摩擦力

B．静摩擦力不一定随正压力增大而增大

C．静止的物体一定不会受到滑动摩擦力作用

D．摩擦力方向一定不会与物体运动方向相同

有关CT的临床应用中，错误的是

A．颅脑肿瘤的检查首选普通X线，次选CT
B．脑出血的检查首选CT，次选MRI
C．腰椎间盘突出的检查首选CT，次选MRI
D．椎管内肿瘤的检查首选MRI，次选CT
E．肝脏肿瘤的检查首选超声，次选CT