1.
Comparison on the validity of contract affected by original impossibility of performance;
自始履行不能对合同效力影响的比较研究
2.
You cannot trust him (or to him) to keep his promise.
你不能希望他履行诺言。
3.
The firm was not able to meet its obligations.
公司不能履行其契约。
4.
The trustee has a duty to act in person and not to delegate to others.
受托人有亲自履行的义务，并不得转托他人履行。
5.
They are able to pull themselves up and survive, even flourish, when the state fails to deliver.
当政府不能履行职责的时候，他们能够使自己成功，生存，繁荣。
6.
It was evident from the first that he never intended to carry out his promise.
他不打算履行诺言从一开始就是很明显的。
7.
You can't run out on the contract, or you could be taken to court.
你不能不履行契约，否则就送你上法庭。
8.
The advantages of this trading structure are that you can start the business without following any formal or legal processes to establish it.
这种架构的好处是你不必履行任何形式或法律上的程序就能够开始你的生意。
9.
She takes up her duties/responsibilities next week.
她下周开始履行职责。
10.
(i) performance is impossible in law or in fact;
（一）法律上或者事实上不能履行；
11.
make unable to perform a certain action.
使不能履行某一特定的任务。
12.
I'm afraid you are not able to meet your engagements.
恐怕您不能履行您的债务。
13.
While carrying out its multiple functions, it must first of all bring aesthetic enjoyment to men (including the dancers themselves).
它在履行多种职能的同时，都不能没有审美的、使人(包括舞者自身)得到愉乐和美感享受的作用。
14.
Never in the ensuing years had it failed to meet obligations.
在其后的年月中，它从没有不履行自己的义务。
15.
The cynics warn us that the collapse of our resolutions will only make us more vividly aware of our shortcomings.
愤世嫉俗的人警告我们，立下了誓言，却未能履行它，这只会使我们更清楚地意识到自己的不足。
16.
Should all or part of the contract and its appendices be unable to be fulfilled owing to the fault of one party, the breaching party shall bear the responsibilities thus caused.
由于一方违约，造成本合同及其附件不能履行或不能完全履行时，由违约一方承担违约责任；
17.
(ii) before the time of performance, the other party expressly stated or indicated by its conduct that it will not perform its main obligations;
(二)在履行期限届满之前，当事人一方明确表示或者以自己的行为表明不履行主要债务；
18.
Perform one's duties faithfully
忠实履行自己的职责