阅读下列短文，从每题所给的四个选项（A．B．C．D和E）中，选出最佳选项，并在答题卡上将该项涂黑。
A
I walk into a room and wonder who’s going to talk to me． Unavoidably, I fall into a self-conscious moment．
I’m waiting for my daughters to finish a gymnastics class, and I look around the waiting room． The lively chatter of mothers all around me makes me feel terribly alone． I don’t belong in this group; I’m an outsider to the world of little girls trying to finish their homework before the coach calls them in．
Nobody is paying attention to me!
Sulking in pity, I overhear a little girl ask her mother the difference between a homophone and a homonym．
My specialty! I can’t resist such questions． I have to assist． For the next 5 minutes, I find myself helping a 4th grader think of words that sound the same but are spelled differently （homophone） and words that sound the same and are spelled the same but mean different things （homonym）．
