下列计算正确的是[ ]
A．a2+a2=a4
B．a5a2=a7
C．（a2）3=a5
D．2a2﹣a2=2
要到微信小程序或APP查看答案哦。
实在点不开答案，可以分享到微信，
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APP具体操作流程为：
如图所示，光滑绝缘水平面上有三个带电小球A、B、C（可视为点电荷），三球沿一条直线摆放，仅在它们之间的静电力作用下静止，则以下判断正确的是（ ）
A．A对B的静电力一定是引力
B．A对B的静电力可能是斥力
C．A的电量可能比B少
D．C的电量一定比B少
Remote administration types are an example of one kind of (71) malicious software, the Trojan horse, or more simply Trojan. The purpose of these programs isn’t replication, (72) to penetrate and control. That masquerade as one thing when in fact they are something else, usually something destructive. There are a number of kinds of Trojans, including spybots, (73) report on the Web sites a computer user visits, and keybots or keyloggers, which record and report the user’s keystrokes in order to discover passwords and other confidential information.
RATS attempt to give a remote intruder administrative control of an infected computer. They work as (74) pairs. The server resides on the infected machine, while the client resides elsewhere, across the network, where it’s available to a remote intruder. Using standard TCP/IP or UDP protocols, the client sends instructions to the server. The server does (75) it’s told to do on the infected computer.
（71）处填（）。
A．nonviral
B．unviral
C．inviral
D．abviral
癫狂梦醒汤是哪两类药的同用（）
A.逐水药
B.活血逐瘀药
C.理气化痰药
D.祛风通络药
E.清热解表药
军人持居民身份证办理出国（境）、婚姻登记等手续，不必经过组织批准，直接办理登记手续
JTJ034-2000规范规定，钙质生石灰的有效氧化钙含量为68%，则该生石灰为（）级。
A.I级
B.II级
C.III级
D.IV级