1．下列关于动物细胞培养的叙述，正确的是

A．培养中的人效应T细胞能产生单克隆抗体　　　　

B．培养中的人B细胞能够无限地增殖

C．人的成熟红细胞经过培养能形成细胞株　　　　

D．用胰蛋白酶处理肝组织可获得单个肝细胞

第二节　　 开放作文 (15分)gaokao/beijing

One possible version:

In the picture, between two closely-lcated buildings grows a big tree. Unlike most trees, this one bends in the middle , struggling all the way up to get more sunshine. The picture reminds me of those who secceed in unfavorable conditions. Faced with difficulties, they never give up but try their best to find a way out. Life can be hard. But if we have the courage and determination, we will finally get the sunshine we want as the tree in the pictrue does.

第一节　　 (情景作文(20分)gaokao/beijing

　One possible version:

　　　 Lst weekend, I helped my grandparents prepare their trip to Beidaihe. On Saturday morning, together with my grandparents, I seached the Internet for the train schedule, the weather in Beidaile, and some hotel information. In the afternoon, I went to the train station and managed to buy two tickets for my grandparents although there was a long queue. After dinner, I packed into the suitcase the things my grandparents reed, such as clothes, glasses, an unbrella, and a map. The next morning, I went to the station to see them off. Waving goodbye to them on the platform, I felt happy for them and wished them a safe jouney.

第二节 完形填空 (共20小题：每小题1.5分，共30分)

36-40：BACDA　 41-45：DCBDD　　 46-50：ACBCA　　 51-55：BBDAC