(单选题)7: 在微型计算机系统中，存储一个汉字的国标码所需要的字节数是（ ） A: 1 B: 2 C: 3 D: 4 ...

(单选题)2: 以下选项中合法的实型常数是（ ） A: 5E2.0 B: E-3 C: .2E0 D: 1.3E ...

(单选题)12: 以下四个选项中，属于实型常量的是（ ） A: 0x12 B: -12345e-3 C: 1e0.5 D: e-5 ...

(单选题)7: 已有定义：int x=3,y=4,z=5；则表达式!(x y) z-1&&y z/2的值是（ ） A: 6 B: 0 C: 2 D: 1 ...

(单选题)2: 以下不合法的赋值语句是（ ） A: x=(1，y=2)； B: ++x； C: x=y=15； D: y=int(x)； ...

(单选题)17: If individuals are awakened each time as they began a dream phase of sleep, they are likely to become irritable even if their total amount of sleep has been （ ） A: efficient B: sufficient C: deficient D: proficient ...

(单选题)7: in his book the author explains in details the ten most important ______ of economics ａnd illustrates their application in some fields A: processes B: principles C: proposals D: procedures ...

(单选题)17: You should carefully think over_____ the manager said at the meeting. A: that B: which C: what D: who ...

(单选题)12: Over 30 years, he devoted himself to ______ the collections of the Summer Palace and to the research of their crafts. A: identifying B: simplifying C: clarifying D: classifying ...

(单选题)7: Emphasis is laid on the necessity that all the objectives to be attained _____ into account before starting a new project. A: be taken B: had to be taken C: would be taken D: have to be taken ...