已知|x|=0.19，|y|=0.99，且xy＜0，则x-y的值为（ ） A．1.

Going to a friend’s house is very exciting. You may  小题1: time with a friend and get to see where he lives. So remember to be polite.

The first thing to remember is that when a friend invites you over, you need to arrive on time. If your friend tells you to come “around 3:00”, that means you can turn up   小题2:  bit after 3:00. But usually it is a good idea to arrive at the right time.

Often it is also nice to bring something to your friend’s house. This could be a box of chocolates for you two to share, or maybe a movie that you can watch together. You can  小题3:bring some flowers. A little gift is a nice  小题4: to show your friend that you are excited to be at his house.

复用光纤分相电流差动保护中，保护采样率为每周12点，PCM码的波特率为64kb/s，则一帧信号包含多少位？

A、100

B、107

C、117

D、120

以下哪种血浆会使APTT检测结果延长（）。

A.轻度溶血血浆

B.富含血小板的血浆

C.贫含血小板的血浆

D.轻度乳糜的血浆

E.严重溶血的血浆

卡梅隆、爱森斯坦和卢卡斯三位导演是数字化与高科技阶段的具有划时代意义的人物。

武警边防部队住房补贴工作主要包括（）。

A、个人账户管理

B、资金计入、资金抵扣

C、审批支取

D、会计核算与决算

E、年度结转等内容