Tham khảo tài liệu 'basic english usage - oxford press_3', ngoại ngữ, ngữ pháp tiếng anh phục vụ nhu cầu học tập, nghiên cứu và làm việc hiệu quả | 117 152 b to talk about possession relationships and other states I ve got a new car. Have you got any brothers or sisters Do you often have headaches c to talk about actions I m going to have a bath. We re having a party next weekend. d to talk about obligation like musty I had to work last Saturday. e to talk about causing things to happen He soon had everybody laughing. I must have my shoes repaired. The grammar is not the same for all of these different meanings of have. For details see the next five sections. For contractions I ve haven tetc see 90. For weak forms 9V etc see 358 For phad better Infinitive see 148. 152 have auxiliary verb Trave past participle I 1 We use have as an auxiliary verb to make perfect verb forms. Have you heard about Peter and Corinne present perfect see 243 244 I realized that I had met him before. past perfect see 245 We II have been living here for two years next Sunday. future perfect see 139 I would have told you but I didn t see you. perfect conditional see 88 I d like to have lived in the eighteenth century. perfect infinitive see 175 You should have written to me. modal auxiliary with perfect infinitive see Having been there before he knew what to expect. perfect participle 2 Like all auxiliary verbs have makes questions and negatives without do. Have you heard the news NOT Do you have heard . . . I haven t seen them. NOT I don t have seen them. 153-154 118 153 have got possession relationships etc 1 We can use have to talk about possession relationships illnesses and the characteristics of people and things for example in descriptions . We can use do in questions and negatives. They hardly have enough money to live on. Do you have any brothers or sisters The Prime Minister had a bad cold. My grandmother didn t have a very nice character. 2 In British English we often use the structure I have got to talk about possession relationships etc. have got means exactly the same as have it is a present tense not a present .