解题思路： NEXT
解题过程：
I am on duty today.I am worried my classmates won't finsh homework. . I say to them :"Pronounce the new words aloud in order to practice our pronunciation. We should regard the problem as the challenge "We used to be terrified of speaking English in public,but now we pay more attention to spoken English ,We will never give it up. Tomorrow we will have an opportunity to volunteer to the old people's home.We will help the old people do some cleaning. This is our good expeirence for the future job.We will get ready for it . By the way ,if you were me what would you say to the students? How would you be on duty?
最终答案：略