题目

在高等植物细胞有丝分裂过程中，下列直接参与活动的细胞器有 A．高尔基体和核糖体                  B．高尔基体和中心体 C．叶绿体和核糖体                    D．中心体、高尔基体和核糖体 答案：AI usually read a lot when I was a young girl, but now I ________ read as ________ as I used to．A.am not…manyB.am not…muchC.don't…manyD.don't…much