A．Measure.　 B．Affect.

　　C．Change. D．Control.

　　解析：A　词义猜测题。根据划线词后面的They were able to measure the speed of different kinds of large flocks.可知，gauge意为"测量"。

　　3．What can be learned from the last paragraph?

　　A．Birds are natural­born flyers.

　　B．Bigger birds fly slower than smaller ones.

　　C．Turbulence helps birds maintain higher speed.

　　D．The goose is the slowest flying bird in the world.

　　解析：C　推理判断题。根据最后一段的内容可知，鸟类可以利用大气湍流维持飞行速度。

　　Ⅲ.完形填空

　　It was raining outside and I was preparing my breakfast at home. __1__， a bottle of orange juice slid (滑) from my hand and fell to the floor. Glass and juice __2__ everywhere. I looked at the __3__. Then my eyes were filled with tears. They came from a(n) __4__ acceptance that "Today is just not my day"．

　　It was a bad day for me __5__ things had to be done. I drove into town. In the few minutes it took to the bank, I made a __6__. Though I had a bad day, I would be __7__ not to pass it to anyone else. I would be happy and __8__.

　　Standing in line, I was silently talking to myself. For the __9__ time that day my eyes were filled with tears as I __10__ how disconnected (隔离的) I felt from others. Then a __11__ drew my attention. "Young lady，" she was saying.

　　I __12__ and saw the bank teller, an old lady with a gentle smile. Her eyes showed __13__ as she softly said, "I don't __14__ what is happening inside of you, but please believe me when I tell you that everything will be okay."

　　And then she did something quite __15__. My hands were resting on the counter and she placed her hands __16__ on top of mine. The __17__ was quick but electric. And in that moment my world changed.

　　In the moment of her touch my self­doubt __18__. I found understanding and acceptance. I knew that __19__ was being passed through the heart of this old lady directly into my heart. Then I __20__.

　　【文章大意】　本文为记叙文，话题是日常生活类。早晨起来作者心情烦躁，但是银行出纳员的一个动作让作者的心情发生了变化。

　　1．A.Gradually　　　B．Fortunately

C．Suddenly D．Finally

　　解析：C　作者在准备早餐，突然装橘子汁的瓶子掉在了地上。

　　2．A.spread B．flew

C．traveled D．appeared

　　解析：B　瓶子掉到地板上，摔碎了，所以碎玻璃和橘子汁飞溅得到处都是。

　　3．A.mess B．place

C．picture D．rain

　　解析：A　根据上文作者的描述可知，作者看着这一片混乱，眼泪流了下来。

　　4．A.public B．wide

C．social D．angry

　　解析：D　根据上文Then my eyes were filled with tears可知，作者生气地哭了。

5．A.so B．but