you can find the keys_____the exercise at the right bottom of the page.是选of 还是to 请说明原因,
问题描述：
you can find the keys_____the exercise at the right bottom of the page.是选of 还是to 请说明原因,
you can find the keys_____the exercise at the right bottom of the page.
是选of 还是to
请说明原因,
答
这是固定搭配,记住就行了是选哪个to固定搭配是find to do sth.对吗？