表达有没有错误?

问题描述:

表达有没有错误?
They want to use the signals on the servo drivers by an external device to monitor and increase this kind of function,assuming that,
 .What should we do specifically on this matter when we redesign?
 How much money do we spend on this issue probably?
They show willing to do so if the price and workload are acceptable

最后一句应该改为:They show willingness to do so.或者 They are willing to ...