often had more chemical reactions in the front of their brains. The researchers thought lowering the temperature of the brain might help.

The first two nights of testing, the patients wore no water caps. During the next two nights, the caps were worn, but the water was not cooled. Then the researchers cooled the water a little for two nights. 40

The researchers found that the water caps did not help the insomnia patients until the temperature was about 14℃. Most of the patients fell asleep faster and slept better when the coolest water was moving around their heads. A．Some say sheep counting might help. B．It just means cooling down your brain. C．It is late at night and you are still awake. D．The caps had tubes inside filled with water.

E．If that does not work, listen to some soft, beautiful music.

F．They believe they have discovered something important that needs more research. G．On the final two nights of the study, the temperature of the water was made much cooler.

第三部分 英语知识运用（共两节，满分45分）

第一节 完形填空（共20小题；每小题1.5分，满分30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，选出可以填人空白处的最佳选项，并在答题卡上将该项涂黑。

Have you ever not wanted to do something so badly? Well, that’s how I 41 about joining Madcaps, a mothers and daughters’ club assisting philanthropies(慈善事业). 42 , my feeling changed finally. Now I believe if you adopt a(n) 43 attitude, you might just 44 enjoying it.

Six months ago, my mom told me the club asked us to work as 45 at Saint Vincent de Paul Homeless shelter. That meant I had to 46 in the dirty homeless shelter for at least 20 hours.

The first time we went there, a lady led us to the kitchen where we 47 my five fellow Madcaps classmates — they also wore the same mark. Since I’m usually 48 awkward, I had never talked with any of them earlier. Worse still, my mom was asked to help outside the kitchen, leaving me totally 49 to serve food with them. Soon large numbers of homeless families 50 in like rushing river. A little girl, around 5 years old, walked up to me. I 51 her a cold sandwich. She took it and joined her family quickly. As she walked away, I 52 she was wearing a coat, clearly too big for her, hanging 53 on her thin body, and couldn’t help thinking how much I had 54 with her. It suddenly struck me that how 55 I am.

After that moment I had a 56 of heart. Now I love Madcaps and don’t miss one meeting. I have 57 awkwardness when communicating and have many friends. And this year I am sure I will do more than the 58 20 hours of philanthropies. So that is how I have made a 59 by doing one thing I don’t want to do. If you have an open 60 about things, you can accomplish more and become a well-rounded person.

41．A．heard B．worried C．felt D．brought 42．A．Otherwise B．However C．Therefore D．Besides 43．A．active B．potential C．casual D．abnormal 44．A．keep on B．give up C．end up D．insist on 45．A．members B．volunteers C．friends D．fans 46．A．wander B．walk C．teach D．serve 47．A．ran into B．cared about C．looked for D．passed by 48．A．painfully B．socially C．naturally D．hopelessly