形容词可以修饰to do不定式么?

问题描述:

形容词可以修饰to do不定式么?
如:
见您平安归来,我们感到放心了.
We were relieved to see you back safe and sound.
还有一下
我们希望在下个月做完这工作,但日程安排很紧。
We hope to finish the work next month, but the schedule is very tight
中的 'to finish'在句中做什么成份?
本人很菜,希望多多指点

可以
I am very happy to help you.