rely on sth to do 和rely on sth doing 的区别

rely on 是依赖，依靠的意思
TO DO 表示要做还没做，而DOING 表示已经做了或正在做，一直在做。

rely on sth to do 是“信赖......去做某事”
You can rely on me to help you.你尽管信赖我一定帮助你.
rely on sth doing 是“对......抱希望”
Don't relly on the bank lending you the money.不要对银行给你贷款抱 太大期望。

to do指将要做得事
doing已做或正在做