[填空题]Notice: This software is designed to help the user develop the ability to think critically. It was prepared for middle-school-level students, but has been used effectively with both high school students and non-university-educated adults. No attempt is made to protect intellectual property rights in it, although those rights remain the property of the author. All users are asked to send a smallest possible amount of fee, in the amount of ten dollars, to the author at the address below. The author welcomes all comments and suggestions as to how this software might be improved.
Stephen J. Morello
BOX 100
Plawsantville, New York
10572-0100
Fax: 924-3245-4892
E-mail: laughlines@read.com
How much does a user pay for the software

[填空题]Notice: This software is designed to help the user develop the ability to think critically. It was prepared for middle-school-level students, but has been used effectively with both high school students and non-university-educated adults. No attempt is made to protect intellectual property rights in it, although those rights remain the property of the author. All users are asked to send a smallest possible amount of fee, in the amount of ten dollars, to the author at the address below. The author welcomes all comments and suggestions as to how this software might be improved.
Stephen J. Morello
BOX 100
Plawsantville, New York
10572-0100
Fax: 924-3245-4892
E-mail: laughlines@read.com
What Can this software in the notice be used to do
To improve one’s ______ critically.