翻译英语句子(汉译英)急！！！

He is a leader of class 1 this semester and be responsible for our work of class
2.The students introduce understanding each other with their teachers
3.The Li is together very happy to have Wu to courageously make her to sit at the same table
4.This Canadian lady is our guests to be a professor
5.They are this company qualified employees
6.How do we arrive there on time?
7.I ain't that comfortable today
8.Their piano plays and have to not acquaint with
9.Was you a classmate before with my elder sister
10.Can he when become the member of this club?

1.He will in charge of the class staff as our monitor in this semester.
2.The students and the teachers are introducing to each other.
3.LiQi is happy with having WuYong as his deskmate.
4.This Canadian Lady is our guest professor.
5.They are qualified employees in this company.
6.How can we get there in time?
7.I feel unwell today.
8.They are not familiar with playing piano.
9.Have you been the same class with my sister?
10.When could he become this club's numbers?

1.He will in charge of the class staff as our monitor in this semester.
2.The students and the teachers are introducing to each other.
3.LiQi is happy with having WuYong as his deskmate.
4.This Canadian Lady is our guest professor.
5.They are qualified employees in this company.
6.How can we get there in time?
7.I feel unwell today.
8.They are not familiar with playing piano.
9.Have you been the same class with my sister?
10.Can he when become the member of this club?