请那位老师帮我改改英语作文.

题目

请那位老师帮我改改英语作文.
Yesterday,all the students in our school were supposed to go to the hill to plant trees Arriving at the hill at 8:30,we were to plant at least fire trees.Then we started digging planting and watering.We all worked so hard that we finished our tasks ahead of time.Among us,Zhang Qin,our monitor set a good example for us.Finishing his task,he went on to help others without even a little rest.He was wet all over after work.“I must learn from him.” I said to my-self.

答案

Yesterday, all the students in our school were supposed to go to the hill to plant trees. Arriving at the hill at 8:30, we were about to（打算） plant at least fifty trees. Then we started digging ho...