Tìm lỗi sai trong các câu sau

tìm lỗi sai trong các câu sau:

A/My mother work in a big hospita in Dong Anh District.

     a.my  b.work  c.a  d.in

B/ Miss Hien teaches English on my school.

a.Miss  b.teaches  c.on  d.school
 
C/Tuan and Hung are student at Quang Trung Primary school

   a.and  b.are  c. student  d.at

D/There is forty workers in the factory.

    A. is    B. forty  C. workers   D. in

E/Mark works in the field and he is a farm. 

A.. works  B. in  C.is  D.farm