HE WORKS ... A HOSPITAL. HE TAKES CARE ... PATIENTS. HE WORKS ....
12. He works ... a hospital. He takes care ... patients.
a. in – for
b. in – of
c. at – for
d. for – of
12. He works ... a hospital. He takes care ... patients.
a. in – for
b. in – of
c. at – for
d. for – of