Readers can __quite well without knowing the exact meaning of each word.

Your mother didn’t go to work this morning, didshe—______Though she was not feeling well.

Is your mother _________ English teacher—No, she isn’t. She is _________doctor.

Liu Xiang had worked hard . ________， he won the first prize in the 28th Olympic Games.

No matter who you are and what are you, ________, we should remember that “being” and “doing” are much more important than “having”[ ]