(单选题)36: He was very strong. Indeed, people said he had _____ of three men. A: strength B: a strength C: the strength D: his strength ...

(单选题)30: The chairman thought ____ necessary to invite Professor Smith to speak at the meeting . A: that B: it C: this D: him ...

(单选题)24: I saw a woman running toward me in the dark. Before I could recognize who she was, she had run back in the direction ___she had come. A: of which B: by which C: in which D: from which ...

(单选题)18: As the busiest woman in Norton, she made___her duty to look after all the other people's affairs in that town. A: this B: that C: one D: it ...

(单选题)12: ___ about wild plants that they decided to make a trip to Madagascar for further research. A: so curious the couple was B: So curious were the couple C: How curious the couple were D: The couple was such curious ...

(单选题)6: —Maggie had a wonderful time at the party. —___, and so did I. A: So she had B: So had she C: So she did D: So did she ...

(判断题)28: 根据连续ARQ协议的原理，当传输信道质量很差因而误码率较大时，连续APQ协议不一定优于停止等待协议。 A: 错误 B: 正确 ...

(判断题)22: ISO/OSI是一个国际标准。 A: 错误 B: 正确 ...

(多选题)16: 下列关于网桥和交换机的说法哪些是正确的（ ） A: 交换机基于软件，网桥基于硬件 B: 网桥和交换机都转发二层广播 C: 网桥比交换机速度快 D: 网桥和交换机都通过二层地址转发 ...

(单选题)10: 以下哪一种方法是减少差错的最根本方法是（ ） A: 提高线路质量 B: 采用屏蔽 C: 选择合理的编码方式 D: 差错检查 ...