题目

阅读理解 Manypeople think that TV programs have little or no educational value (教育意义). It is true that lots of programs are meaningless. However, someprograms are good and we learn many things from them. Here are few of myfavorite programs. Blue Peter As a child, this was the only program I could watch. I watched it three times a week. You can learn about different countries around the world from it. As the show is for children, the language in it is easy. The Great British Bake Off This show is about making bread, cakes and so on. The show wants to find Br下列有关蓝藻的叙述正确的是（　　） A、蓝藻细胞的叶绿体中含有藻蓝素和叶绿素，能进行光合作用B、发菜、水华都是蓝藻以群体存在的方式C、蓝藻的遗传物质DNA在细胞核内的染色体上D、蓝球藻、颤藻、褐藻和衣藻等均属于蓝藻