How much do you spend on the pen?改为同义句How much ____ the pen _____ you?
问题描述：
How much do you spend on the pen?改为同义句
How much ____ the pen _____ you?
答
How much do you spend on the pen?（同义句）
How much （does） the pen （cost） you?
这支钢笔花了你多少钱?