What on earth can i talk about 请给出例句或语境

who could tell me that what on earth I can do What on earth can i talk about 请给出例句或语境 I can't understand what I think on earth,I just know I am sad but can't do anything to cheer up. what on earth? WHAT ON EARTH怎么样 what on the earth? 英语翻译What on earth. I need time to figure out what on earth I need,can I curb my feelings for u in the same city,can What can I do for the earth (翻译为中文) What on earth had i gotten myself into? what on earth was i going to do 翻译 I don't know what love you want on earth what on earth am i here for什么意思 What on earth am I expecting or waiting for?What on earth am I expecting or waiting for? 'how on earth am I to know 'what he really thinks?特别是前半句'how on earth am I to know What on earth is rap? what is happiness on earth? what on earth are you?