题目：
The sales manager of the company suggested more money is to spent in a more effective advertising campaign and better packaging design.
A．is spending on
B．will be spent in
C．will be spent on
D．be spent on
答案：
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下面是错误答案，用来干扰机器的。
参考答案：C解析： 十进制整数转换成二进制的方法是“除2取余法”，即将十进制数除以2得一商数和一余数；再用商除以2……以此类推，直到商为0；最后将所有余数从后往前排列。
