why do you work so hard?I--------- my money so I can buy a new book A am saving B have saved

'Why do you think so?' why do you say so? why do you so confident? why do you look so tired?i()(work)on the file for a whole night Why ____(do)you always work late? why do i miss you so i do not why you think so? why do you think (so)对吗 why do you think so little missy? WHy dO yoU loVe ARril So mUch? Why do you hate him so?意思 Why do you ____ so late? why do you look so blue?急 Why do you look so athletic? what voluntary work do you want to do why? Why do you think so?Oh, xxx, why do you think so? why do you do go to bed so early today why do you work so hard?I--------- my money so I can buy a new book A am saving B have saved