Windows 98的通信子系统由一个模块化的32位保护结构组成,其中 ______ 提供了一个接口,让应用程序以设备无关的方式使用通信设备。
参考答案:Win32通信API
第二卷(非选择题 共33分)
V.单词拼写( 共8小题;每小题1分,满分8分 )
62.John often plays j________ on his roommates, which makes them angry.
63.It’s quite o________ that he isn’t telling the truth because his face becomes red.
64.His supporters g_______ in the main square to listen to his speech.
65. An old lady was killed in the hotel ,so nobody there was allowed to leave without p_________.
66.We must let everyone be aware that to p________ wildlife is very important.
67.Zhao Benshan’s h__________ words made every audience present laugh.
68.After I saw the film, I knew that the scientist had spent many years e_________ a new planet for people to live in.
69.With the blue s________ given, the driver started the car.
如图甲为一女士站立在台阶式自动扶梯上正在匀速上楼,如图乙为一男士站立在乘履带式自动人行道上正在匀速上楼。下列关于两人受到的力做功判断正确的是()
A.甲图中支持力对人做正功
B.乙图中支持力对人做正功
C.甲图中摩擦力对人做负功
D.乙图中摩擦力对人做负功