动词不定式作状语 与作定语的区别?
1.We will go on a two-day visit to Mount Tai .2.There are other vehicles for us to choose.3.Let's work in groups to find the information about the cost.4.Bring back your information to class tomorrow and we will decide on the best way to go on our field trip.这四个句子的动词不定式分别做什么成分?