【简答题】VB 编程:百钱买百鸡 一、问题描述: 一百个铜钱买了一百只鸡,其中公鸡一只5钱、母鸡一只3钱,小鸡一钱3只,问一百只鸡中公鸡、母鸡、小鸡各多少? 二、分析问题: 这是一个古典数学问题,设一百只鸡中公鸡、母鸡、小鸡分别为x,y,z,问题化为三元一次方程组: 这里x,y,z为,且z是3的倍数;由于鸡和钱的总数都是100,可以确定x,y,z的取值范围如下: 1) x 的取值范围为1~20 2) ...
【简答题】Write these headings into each paragraph.
【单选题】. Interest, as well as prospects, ______ important when one looks for a job.
【判断题】When one looks back at these houses whose ugliness is so fantastic and bizarre on feels they must be the work of architects.( )
【单选题】My father believes that interest, as well as prospects, important when one looks for a job.
【简答题】Interest, as well as prospect, (be) ______ important when one looks for a job.
【判断题】You do not need to write a conclusion paragraph.
【判断题】You must write a conclusion paragraph.
【简答题】Write a sentence that express the main idea of the paragraph.
【简答题】2)Write a topic sentence for the following paragraph.