make an effort to do还是to doing,make to do 和 make doing

固定用法makeanefforttodo尽一切努力去做……例句：Everybodyshouldmakeanefforttoreducepollution.每个人都应为减少污染尽一份力。在不定冠词和effort中间也可以加上各种修饰词，比如：makeanextraeffort加把劲，tomakeeveryeffort竭尽全力。

make effort后接to do sth 不接doing，其中effort常用复数。make efforts to do sth.努力做某事。