完型填空。阅读下面短文，从短文后各题所给的四个选项(A、B、C和D)中，选出可以填入空白处的最佳选项。
A few days ago I was sitting in a Thai restaurant enjoying a meal when I got on a phone call from a friend I hadn’t spoken to for a long time. In my enthusiasm and_21__ I talked slightly louder than usual voice and in Spanish, my mother tongue.
A few minutes into the_22__, the lady sitting at the table beside mine got up, seemingly__23_, and asked the restaurant staff to relocate her to a table as far away as possible from the man who wouldn’t _24__his phone.
I sank in my seat out of _25__. I ended the call soon afterwards and felt the urge to go over and _26__. Before getting up I looked around to see where she was and she was, _27__, at the table furthest away from me.
I noticed that the lady was_28__ and staring out of the window. I _29__ a tinge(气息) of sadness——perhaps a desire for aloneness and peace. But I had_30__ destroyed it minutes earlier.
