俗话说“条条大路通罗马”，背诵
ability&capacity&skill
能力：
Ability 可以形容人&物
Eg：
Everyone has some zhuangB+al ability.
The system has the ability to run more oneprogram at the same time.
Capacity 通常只形容人
Eg:His capacity to learn languages astonishedme.
Skill 能力更倾向技巧，技艺(范围要要比ability&capacity的范围来的小，且有特指的含义)
What make him remarkable as a photographerwas his skill in capturing the moment.