题目

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。（答案写在后面答题纸上）。 _1_ One of the best things you can possibly do is to start you own club． It’s great fun especially if you are the sort of person who feels there’s never anything to do during the school holidays．     The first thing you need to come up with is an idea for your club． _2_ Pets, clothes, pop music or dancing groups, sports, making things? The list is endless．     Next you need some friends to be in your club with you下列关于原核生物的叙述中，正确的是 A．细菌没有线粒体，不能进行需氧呼吸  B．蓝细菌因为有叶绿体，所以能进行光合作用 C．原核生物的遗传物质是DNA或RNA   D．原核细胞都没有核被膜结构