语法填空
    My husband and I were paying a visit  ____ my parents in Tucson. We went to a fast-food restaurant for dinner together. My husband went to the counter ____ (order )dishes and I stood with my parents.
    My dad is 90 ____ (year) old. He can hardly see very well and walks with a stick. I was scanning the restaurant, ____ (wait) to sit at the first table that was more convenient than others. A woman who was ____ (sit) with her son made eye contact with me and asked me to come to her. With a puzzled look on my face, I pointed to  ____ (me) and said , “Me ?” She nodded and said , “ Yes, you.” I walked to the table and she said , “ Bring your family here. I can finish eating at the counter. My son is in ____ hurry to leave anyway.” My eyes ____ (fill)with tears as she wiped down the table and guided my dad to the seat.
    I always believe that there are____ (nature) kind people in this world. This woman has set a good example to her son, ____ is a really lucky guy.