For general statements about being tired at work or being sick of work will be covered in the 'Talking to coworkers' section. These types of statements shouldn't be said to everyone. 

对于在工作中感到疲倦或厌倦工作的一般性陈述，将会在“与同事的谈话”中讨论。这些类型的陈述不应该对每个人说。

"I'm busy with work." 

我工作很忙。

"Can I do this later?" 

我可以晚点做这个吗？

"Does this have to be done now?" 

这个现在就必须完成吗？

"When do you need this by?" 

你什么时候需要这个？

"When is the deadline?" 

最后期限是什么？

"I'm not going to have time for any other assignment until Thursday." 

直到周四我才有时间做其他事情。

"I'll try to free up my schedule."

我会设法把我的时间腾出来的。

"I'm pretty sure I can meet the deadline." 

我很确定我能赶上最后期限。

"If I don't get any help on this, I won't be able to complete it on time." 

如果我没有得到任何帮助，我就不能按时完成了。

"I'll do whatever I can to make sure this is done on time."

我会尽我所能，确保这件事按时完成。

"You can count on me." 

可以算我一个。

"Have I ever let you down?" 

我曾经让你失望过吗?