11.  though my father long time not at home, my other work is very busy .

12.  They studied Chinese language and the good ideas on work .

13.  When I was a Junior middle school student, my poorents work very far from me , so I had to live at school, I could see them only one time each month , I felt very lonely, it's too hard for me .

14.  I almost did the same work in several days.

15.  Now, we are talking about today's home work of methematics .

16.  Now the school has thirty-six classes and there are one thousand and eight hundred stydents and two hundred teachers study or work in it .

17.  After I finish my home work, I will do some review.

18.  He made London the base for his revolutionary work.

19.  We believe that the living must finish the work of Mr. Wang.

20.  In 1849, he made London the base for his revolutionary work.