题目

下列对相关细胞结构的叙述，正确的是（） 选项细胞结构描述A内质网是细胞内蛋白质加工、分类和包装的车间B细胞核是真核细胞遗传的控制中心和代谢活动中心C核孔实现核质之间频繁的物质交换和信息交换D细胞骨架是由纤维素组成的网架结构，与细胞的多种生命活动密切相关 A . A B . B C . C D . D 答案：C根据短文内容和所给中文提示,在空白处写出单词的正确形式。每空限填一词.This ____1.____ (年) school play was a very good ______2.___(选择). Teahouse,by Lao She, is famous and interesting. We ___3.___ (了解) a lot about people’s lives in China one hundred years ago. The actors’ and actresses’ clothes and the teahouse ____4.____ (家具)were right for the first half of the ___5.____ (二十) century. The actors and actresses all did a very good ____6.___ (工作).Li Nan, the student ___7.____ (扮演) Wang Lifa, the owner of the teahouse, was the __8.___ (好). He ___9.___ (带来)Wang Lifa to life, from a young man to an old man.I had a great time at the theatre. It was easy for everyone to understand the story and see the changes in Chinese ___10.____ (社会).