毒物排泄的主要途径为（） A.肝 B.肠道 C.呼吸道 D.胆道 E.肾

It was not until I came here ________ I realized this place was famous for not only its beauty but also

its weather.   [ ]

A. who

B. that

C. where

D. before

使用神经刺激仪监测肌松药时常用的刺激方式有

A．单次肌颤搐刺激

B．强直刺激

C．双短强直刺激

D．四个成串刺激

E．强直刺激后单次刺激的肌颤搐计数

RNA的主要合成部位是（）

A.高尔基体

B.核糖体

C.粗面内质网

D.核仁组织区

E.滑面内质网

The China Travel Service (or the CTS) (中国旅行社，简称“中旅社”), the first travel service of New China, is now one of the key elements in China’s travel industry. It boasts the largest travel service with the most complete and fully-functioning network in the country. Currently the CTS group has over 200 subordinate travel services, 117 hotels, 46 duty free shopping centers and 62 tourist service companies all over China.

中国第一颗进入太空的人造地球卫星是“东方红一号”。