I can’t______what has happened to the vegetables,for they were freshly picked this morning.
There is no doubt _________ the world climate has been changing in recent years.
Much to the couple’s comfort, their income is now double ________ it was five years ago.
Bruce Lee came to America with the ________ of realizing his dream.
_________ is a growing world problem, and nowadays the United Nations and its member countries _________hard to deal with it.
I don’t like the way ___________ he talked to his mother.