問 原來以為只有雇(gu)主和雇(gu)員才有合同(tong)關系，今(jin)天才發(fa)現(xian)自己很無(wu)知，請問合同(tong)有哪些類型(xing)？

答 （1）單務合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)和(he)(he)雙(shuang)(shuang)務合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong) 　　單務合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，是(shi)(shi)指(zhi)(zhi)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)當(dang)事(shi)人(ren)(ren)僅有(you)一方(fang)承(cheng)擔義(yi)(yi)務。　雙(shuang)(shuang)務合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，是(shi)(shi)指(zhi)(zhi)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)的(de)(de)(de)(de)(de)雙(shuang)(shuang)方(fang)當(dang)事(shi)人(ren)(ren)互(hu)負(fu)對待(dai)給付義(yi)(yi)務的(de)(de)(de)(de)(de)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)關系。 （2）有(you)償(chang)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)和(he)(he)無償(chang)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong) 　　有(you)償(chang)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，是(shi)(shi)指(zhi)(zhi)一方(fang)通過履行合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)規(gui)定(ding)(ding)的(de)(de)(de)(de)(de)義(yi)(yi)務而給付對方(fang)某種(zhong)(zhong)利益(yi)，對方(fang)要(yao)得(de)到該利益(yi)必須(xu)為此支(zhi)(zhi)付相應代價的(de)(de)(de)(de)(de)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)。 　　無償(chang)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，是(shi)(shi)指(zhi)(zhi)一方(fang)給付某種(zhong)(zhong)利益(yi)，對方(fang)取得(de)該利益(yi)時并不(bu)支(zhi)(zhi)付任何報酬的(de)(de)(de)(de)(de)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)。 （3）有(you)名合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)和(he)(he)無名合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong) 　　有(you)名合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，又稱(cheng)典(dian)型(xing)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，是(shi)(shi)指(zhi)(zhi)法律上已(yi)經(jing)確(que)定(ding)(ding)了一定(ding)(ding)的(de)(de)(de)(de)(de)名稱(cheng)及(ji)規(gui)則的(de)(de)(de)(de)(de)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)。 　　無名合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，又稱(cheng)非典(dian)型(xing)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，是(shi)(shi)指(zhi)(zhi)法律上并未確(que)定(ding)(ding)一定(ding)(ding)的(de)(de)(de)(de)(de)名稱(cheng)及(ji)規(gui)則的(de)(de)(de)(de)(de)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)。 （4）要(yao)式(shi)(shi)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)和(he)(he)不(bu)要(yao)式(shi)(shi)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong) 　　要(yao)式(shi)(shi)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，是(shi)(shi)指(zhi)(zhi)法律規(gui)定(ding)(ding)或當(dang)事(shi)人(ren)(ren)約(yue)定(ding)(ding)必須(xu)采取特殊形(xing)式(shi)(shi)訂立的(de)(de)(de)(de)(de)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)。 　　不(bu)要(yao)式(shi)(shi)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，是(shi)(shi)指(zhi)(zhi)依法無需采取特定(ding)(ding)形(xing)式(shi)(shi)訂立的(de)(de)(de)(de)(de)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)。 （5）主合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)和(he)(he)從合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong) 　　主合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，是(shi)(shi)指(zhi)(zhi)不(bu)依賴其(qi)他(ta)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)而能獨立存在的(de)(de)(de)(de)(de)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)。 　　從合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，是(shi)(shi)指(zhi)(zhi)以其(qi)他(ta)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)的(de)(de)(de)(de)(de)存在為存在前提的(de)(de)(de)(de)(de)合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)，又稱(cheng)為附(fu)屬合(he)(he)(he)(he)(he)同(tong)(tong)(tong)(tong)(tong)(tong)(tong)。