英语翻译

1、这些员工的合同在2011年12月底都到期了,需要续签.
The contracts for these employees are expiring at the end of 2012.They need to be renewed.
2、他们中一部分是第二次签合同,一部分是第三次签订劳动合同.
Some of the employees are signing the contract for the second time,while some are signing for the third time.