39________

1、十进制数39转换成无符号二进制整数是______。

十进制数39转换成无符号二进制整数是______。A100011B100101C10011lD100011

2、______________________________________

______________________________________________________________________________Unabridged dictionaries contain as many as 500,000 entries and provide detail...

3、39______.

39______.AhowBwhichCwhereDwhat

4、39_______

39_______A reasonableB suitableC obviousD perfect

5、39．— _________ have you been learning

39．— _________ have you been learning English? ．—I have been learning English for six years．A How longB How oftenC How farD What time

6、● 以下关于范围变更的说法错误的是__(39)__。（39）

● 以下关于范围变更的说法错误的是__(39)__。（39）A范围变更是不可避免的，范围变更如果不加以控制可能引起范围蔓延。B客户对产品的需求发生变化其实就是一种范围变更C范围变...