[案情回放]任大伯借给朋友贾某80万元,当时对方承诺一年后先归还40万元,第二年再还剩余的40万元。借款方出具了分期付款的借据。首次还款期限届满后,贾某却不偿还,任大伯只得把他告到了法院,要求归还80万元。法庭上贾某辩称,第一笔40万元借款确实应当归还,而第二笔尚未到还 [Case Playback] Ren Dabo lent a friend Jia million 800,000 yuan, when the other party promised to return 400,000 yuan a year later, the second year and then the remaining 400,000 yuan. The borrower issued a loan by installment. After the expiration of the first repayment period, Jia did not pay, letting uncle James had to sue him to the court and asked to return 800,000 yuan. Jia Mou court argued that the first 400,000 yuan loan should be returned, while the second has not yet returned