11．阅读下列短文，掌握大意，然后从A、B、C、D四个选项中选出最佳选项．
Serena was the oldest child in the family，and her housework was to mow（割草） their yard（院子）．Mrs．Martin，their elderly neighbor，was not （31）B to take care of her yard，so Serena's dad promised （32）C that Serena would do this job．
"Why didn't you ask me first？"Serena asked （33）A．
"Did you ask me first when you got me to be in the school festival last autumn？"asked her father．
"No，I didn't ask you first，（34）D you're always ready to help others．"
"I try when I can，"Dad answered．"Serena，we have known Mrs．Martin for a very long time．She has always （35）A our family．Now we should do something for her in return．What's more，the （36）C you get from helping others makes you wonder who isreally helping whom．"
"I don't know，Dad，"said Serena．"I only feel （37）B after mowing our yard．"
"I know it's hard work for you，"said Dad．"Just wait and see．"
After （38）A at 7：30a．m．，Serena made her way to Mrs．Martin's yard．She was （39）B her job and soon Mrs．Martin's yard looked much tidier．Mrs．Martin （40）D with a big glass of orange juice and （41）C it to her．Serena stopped her work and enjoyed the （42）B，while Mrs．Martin was talking to her about all of the flowers in her yard．Seeing the joy（喜悦） in Mrs．Martin's eyes，Serena began to （43）C how much the yard meant to Mrs．Martin．
After （44）D her drink，Serena returned to （45）A in the yard，feeling warm in her heart and thinking about what her father said．Her dad was right．It was hard to tell who was helping whom!
| 31．A．glad | B．able | C．afraid | D．sorry |
| 32．A．you | B．him | C．her | D．me |
| 33．A．unhappily | B．gladly | C．warmly | D．patiently |
| 34．A．and | B．or | C．so | D．but |
| 35．A．helped | B．met | C．visited | D．troubled |
| 36．A．reason | B．rule | C．feeling | D．excuse |
| 37．A．excited | B．tired | C．sad | D．happy |
| 38．A．breakfast | B．lunch | C．supper | D．dinner |
| 39．A．surprised at | B．good at | C．angry about | D．worried about |
| 40．A．ran away | B．turned over | C．set off | D．came out |
| 41．A．lent | B．threw | C．handed | D．sold |
| 42．A．fruit | B．drink | C．meat | D．vegetables |
| 43．A．plan | B．discuss | C．understand | D．choose |
| 44．A．refusing | B．eating | C．preparing | D．finishing |
| 45．A．work | B．study | C．relax | D．play． |
