TD->GSM重选，若服务小区重选迟滞QHyst1S=4，则实际值为多少？（）
A.1
B.2
C.4
D.8
参考答案：C
用所给词的适当形式填空。
1. Please use the mouse and ______ (click) "new document. "
2. We don't use the Internet ______ (do) our homework.
3. ______ (one), he opens a new document.
4. ______ (final), the girl finishes her homework and goes home.
5. Can you help me ______ (switch) on the computer?
盆腔检查应采用的体位是（）
A.平卧位
B.膀胱截石位
C.膝胸卧位
D.臀高头低
E.自由体位
