—There is still a copy of the book in the library. Will you go and borrow ____ ? —No, I’d rather buy ____ in the bookstore. 

 Is that person honest? I find _____ hard to believe what he said.

I’ll see to _______ that all these letters will be sent to the post before twelve.

—What do you think of the performance today?—Great!____but a musical genius could perform so successfully.

We all decided to try______.