1- We should <u><b>help in</b></u> the reform of education.<br/><br/>2- He <u><b>helped</b></u> me <u><b>with</b></u> my work.<br/><br/>I want to enquire if <u><b>help in </b></u>and <b><u> </u></b><u>help with</u> are interchangabble or not.<br/><br/>If they are not the same, why do we use (in) in the first example and (with) in the second one.<br/><br/>thanks very much