However , the law ' s contents about anticipatory breach of contract is not rich enough : law provisions appearrelaxing and out of order and law terms do not mean the same 一、不安抗辩权与明示预期违约的比较两者的适用条件、行使依据、权属性质均不同，两者的差异比较明显。
All the debtors remain jointly bound to the creditor until the obligation has been performed completely . in the same time , joint debtors have exceptio rights to protect their benefits 债权人享有多重选择给付请求权，债务人虽有一定抗辩权，但不得提出份额、顺序的抗辩。
General counterplead right includes the counterplead rights of discontinuance , of prescription , of termination of major contract , of simulations performance and of no agreement 一般抗辩权包括：撤销抗辨权，时效抗辨权，主合同终止抗辨权，同时履行抗辨权，不安抗辨权等。
Some scholars argue that it is a defy towards the conventional theory to establish right to defense of advance or follow - up performance and the system of anticipatory breach of contract 有学者认为，除此之外，还同时设立了后履行抗辩权和预期违约制度，这是对传统理论的挑战。
For solving the problem of explicit breach of contract , the system of anticipatory refusal of performance should be established according to conventions of continental law system 这篇文章是合同法通过以后较全面、系统、深入地对我国双务合同履行抗辩权制度进行检讨和反省的论文之一。
There are three kinds of defense right in the contract law in our country : the counterargument right for simultaneous performance , counterargument right for security , right of plea against the advance performance 我国《合同法》规定了三种抗辩权，即同时履行抗辩权、后履行抗辩权、不安抗辩权。
