the students have different ,d_ of ability

the students have different ,d_ of ability As a students,we have different k___ of rules Students must have different kinds of (activity) at school. 英语翻译Network interface cards also have the ability of supplyi This is the d_.We often have it at the end of dinner. The students have （different erasers） in their pencil-boxes many students have different pressure, some is the homework, If a teacher really shows the students the ability of how to 是have ability to 还是have the ability to ? 英语翻译the ability of the 'i have a dream' speech to highlight The ability to store knowledge makes computers different fro "i have the ability to take care of you" 中文意思是啥?