To her joy, Della earned first the trust of her students and then _____ of her colleagues. 

39.Since she was badly ill, her friend visited her ___.

—Which would you like，rice or noodles?—________is OK.I’m hungry.

—Which of those T-shirts do you like most?—________ of them. They are both nice and comfortable to wear.

 From mother’s love, patience and understanding, I have learned what a huge responsibility______ is to raise a child.