A. Using less complex syntax B. Taking short cuts C. Using fixed conventional phrases/chunks D. Using devices such as filters, hesitation device to give time to think before speaking
A. 内存条上面安装有若干DRAM芯片 B. 内存条是插在PC主板上的 C. 内存条两面均有引脚 D. 内存条上下两端均有引脚
A. 手机 B. 局域网 C. ADSL D. Cable Modem
A. 麦克风 B. 打印机 C. 音箱 显示器