We asked them about the best ways ____more English work为什么用to memorize而不用memorizing
问题描述：
We asked them about the best ways ____more English work为什么用to memorize而不用memorizing
答
因为动词不定式to do这里的to是表目的的,也就是说我们问……是为了记住更多的……所以不用memorizing