I think Miss Gao must be in the library. She said she would go there.—No, she _____ be there. I have just been there..

Many ______ Chinese cultural relics, which have been lost over ______ last century, have started to return home.

The United Nations ________ an international organization that tries to find peaceful solutions to world problems.[ ]

The problem _______ at tomorrow’s meeting is a very difficult one.[ ]

Reading newspapers is a good way to _________ current events.