英语合同写作常用句英语合同写作常用句1.本合同用英文和中文两种文字写成，一式四份。双方执英文本和中文本各一式两份，两种文字具有同等效力。ThecontractismadeoutinEnglishandChineselanguagesinquadruplicate,bothtextsbeingequallyauthentic,andeachPartyshallholdtwocopiesofeachtext.2.本合同由双方代表于1999年12月9日签订。合同签订后，由各方分别向本国政府当局申请批准，以最后一方的.批准日期为本合同的生效日期，双方应力争在60天内获得批准，用电传通知对方，并用信件确认。若本合同自签字之日起，6个月仍不能生效，双方有权解除本合同。ThiscontractissignedbytheauthorizedrepresentativesofbothpartiesonDec.9,1999.Aftersigningthecontract,bothpartiesshallapplytotheirrespectiveGovernmentAuthoritiesforratification.ThedateofratificationlastobtainedshallbetakenastheeffectivedateoftheContract.Bothpartiesshallexerttheirutmosteffortstoobtaintheratificationwithin60daysandshalladvisetheotherpartybytelexandthereaftersendaregisteredletterforconfirmation.3.本合同有效期从合同生效之日算起共10年，有效期满后，本合同自动失效。Thecontractshallbevalidfor10yearsfromtheeffectivedateofthecontract,ontheexpiryofthevaliditytermofcontract,thecontractshallautomaticallybecomenullandvoid.4.本合同期限届满时，双方发生的未了债权和债务不受合同期满的影响，债务人应向债权人继续偿付未了债务。Theoutstanding(未了的)claimsandliabilities（债权和债务）existingbetweenbothpartiesontheexpiryofthevalidityofthecontractshallnotbeinfluencedbytheexpirationofthiscontract.Thedebtorshallbekeptliableuntilthedebtorfullypaysuphisdebtstothecreditor.