I think basketball is _______.I like to watch it.
—The earthquake has killed over two thousand people in Yushu. —________.
—Alex has lost his job. —________? As far as I know, he is devoted to his work.
When chatting with a stranger on the Internet, bear in mind______ he could be anybody, for you can’t see him _________.
—You must apologize to Rebecca for being so rude, Sam. —Why ________ I say sorry? It’s she ________ said insulting words first.
All parents are willing to risk ________ their lives to save ________ of their children when a disaster is approaching.