(单选题)14: 在计算机的硬件技术中，构成存储器的最小单位是____。 A: 字节（Byte） B: 比特（bit） C: 字（Word） D: 双字（Double Word） ...

(单选题)8: 下列叙述中，错误的是()。 A: 软磁盘驱动器既可以作为输入设备，也可以作为输出设备 B: 操作系统用于管理计算机系统的软、硬件资源 C: 键盘上功能键表示的功能是由计算机硬件确定的 D: PC机开机时应先接通外部设备电源，后接通主机电源 ...

(单选题)12: 34. As far as computer programming is concerned, this model is obviously superior ______ any of the others in our department. A: to B: than C: over D: from ...

(单选题)21: Which is the best approach _____ this problem? A: by B: with C: to D: toward ...

(单选题)9: Could you make her ________laughing? A: stop B: to stop C: stops D: stopped ...

(单选题)3: You can do whatever you wish           you get the first place in the exam. A: so that B: because C: as long as D: even if ...

28:      Look closely at your hands. Are they clean? It doesn't matter how many times you wash your hands, tiny microbes (微生物) still stay on them. But don't worry. Most microbes don't harm you.    ...

(单选题)16: The boss asked her to take ________ of the office for a few days while he was away. A: charge B: cost C: duty D: work ...

(单选题)10:  My CD doesn't work well．I'll go and _______ this evening． A: have them repaired B: to repair C: have it repaired D: have it repair ...

(单选题)4: -- How beautiful your skirt is! --____________. A: Oh,no B: I don't think so C: You are welcome D: Thank you ...