完形填空 （共20小题；每小题1分，满分20分）
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，可以填入空白处的最佳选项,并在答题卡上将该项涂黑。
Although my father wasn't a  doctor,  he  made  his  own  brand  of  "house  calls"． I followed him as he    36   a plate of my mother's home cooking to an elderly man named Frank    37    all major holidays, and when Frank was    38   ． As far as I know,  their  only    39    was that Frank was an occasional    40    at Dad's small gas station． Frank's home was a two-room house on the rough side of town with a rotten front porch（门廊） that you could fall through if you weren't    41   ． Through his caring    42   , my father was teaching me to be a doctor,    43    neither of us knew it at the time．
When I was 13, my father    44    lung cancer． He brought home a    45    the doctor drew showing    46    his cancer was and told me that he was going to    47   ．
The big green oxygen tank with plastic tubing    48     a central feature （特征） of our living  room next to his easy chair． Several months passed and his condition    49   ． He asked me to    50     my mother when he was gone． He said, "I love you, son．" That night he died．
When you're 13 and your father dies, you have some    51    to make． You can use the circumstance as a （n）    52     for letting your behavior and grades go down drain, or you can honor his memory and try to do something    53    with yourself． I    54    my energy on my school work and my goal of becoming a    55   ． ．

A．lent B．brought C．bought D．showed

A．for B．in C．at D．on

A．happy B．well C．sick D．homesick

A．function B．connection C．information D．instruction

A．patient B．doctor C．customer D．passenger

A．careful B．strong C．reasonable D．punctual

A．words B．attitude C．attention D．appearance

A．and B．because C．although D．as

A．developed B．found C．constructed D．recovered

A．photo B．diagram C．report D．film

A．where B．how C．which D．what

A．rest B．retire C．die D．leave

A．decorated B．remained C．equipped D．became

A．worsened B．decreased C．increased D．bettered

A．take care of B．make friends with C．make up for D．look into

A．mistakes B．friends C．choices D．changes

A．reason B．guide C．cause D．excuse

A．positive B．active C．productive D．motive

A．attracted B．consumed C．focused D．depended

A．doctor B．driver C．teacher D．nurse