How about taking ______ short break? I want to make _______ call.
When I opened the door, I found my father sitting in his chair, completely ______ in a magazine.
Some people said _____ that Copenhagen Conference 2009 didn’t reach any official agreement.
Only when you ______ what you have learned to practice ______ say you have made it.
Our team’s success was ________ the efforts of Mr. Mark, who is ________ arrive here in ten minutes.
________ several times, Bill made up his mind not to watch late night movies any more.