commit to doing：承诺做某事 commit to do sth：保证做某事commit to+名词或-ing：委托,将提交,付诸,承诺，有时两者都可以用不过意思不一样。

    be commit to do还是doing

    be committed to (doing) sth 是固定短语。

    be committed to 献身于，致力于, (后接名词或动名词，to是介词)

    committed读音：英[bi: kəˈmɪtɪd tu:]，美[bi kəˈmɪtɪd tu]。

    例句：

    1、The insane man was committed to an asylum.

    那个精神失常的人被送进了精神病院。

    2、The girl was committed to the care of an aunt.

    这女孩被交给姨母照顾。

    commit例句

    The council has committed large amounts of money to housing projects.

    市政会在住宅项目上投入了大量资金。

    She was committed to a psychiatric hospital.

    她被送进了精神病院。

    She committed the instructions to memory.

    她把指令记得很牢。

    Both sides committed themselves to settle the dispute peacefully.

    双方承诺和平解决争端。