【单选题】Can you tell me the origin of this custom?
【判断题】图解法提供了求解线性规划问题的通用方法。
【简答题】You can borrow some money from him this time but don't make a __________of it. A. custom B. customs C. habit D. tradition
【单选题】Summer is _______ good time for keeping fit, so you can join a sports club to help build your body in _______ summer of 2011.
【简答题】我会填。 秋虫( )着,夜鸟( )着翅膀,鱼儿( )水面,泼剌声里银光一闪•••••
【单选题】Through word parts, you can build you vocabulary up to a thousand words at a time.
【简答题】A ____ is a custom build of the Linux operating systemA. LiveCD B. installation C. distribution D. VMWare Player