hi, ** you can use have or have got to talk about possession. in British English they often use have got in conversation . it is informal . have got is only used in the present tense. eg: we`ve got a dog ** have can be more formal, and we often use it in writing . it is ihe form most often used in American English . have is used in all tenses. eg: 1)my father had three brothers.(past) 2) when im rich i`ll have two houses.(will future) NB: to talk about activities we can only use have. eg: john`s having a shower. not (john`s having got a shower) hope this help u...

Hi. You can say ' I have a mobile phone in my pocket'. However, you could say 'I have got to buy a new mobile phone, because my old one is no good'.