quick 是形容词,有时也可作副词,同quickly.表示快、迅速.主要指动作、运动等在较短的时间内突然发生,并在很短的时间内完成,具有即刻行动,毫不耽搁之意义.因此含有敏捷轻松之意,而不用于表示运动中的快速度.
e.g.He gave a quick answer to the question.他迅速地回答了问题.
e.g.He quickly got up and went on running.他迅速爬起来,继续跑.
e.g.He is quick at learning languages.
e.g.I ate a quick breakfast and rushed off to work.
fast 既可作副词也可作形容词,使用范围广,指行动迅速、动作敏捷,也指车辆等的运速快.常用于修饰运动中的人或物,强调其行进或飞行的速度快,或动作迅速.
e.g.He ran fast.他跑得很快.
e.g.The show began soon after the dinner.表演在晚餐后很快就开始了.
e.g.She is reading too fast for me to follow.
e.g.He was going by fast train.
e.g.The fast typist can type a book in two days.那个打字迅速的打字员两天内就可以打一本书.
对比：
Among other（all the） reasons,the quick(fast比较好,quick一般不形容发展的) development of the internet should be an essential one,which makes all our dreams of attending class in the distance come true.
我选后者,（我找来的,