学生用洋葱根尖做植物细胞有丝分裂实验时,在低倍镜下看到下列细胞(如下图),应将哪种细胞移至视野中央继续观察()
A.细胞A
B.细胞B
C.细胞C
D.细胞D
参考答案:C
AB0000000≈4亿,当A是3时,B可以填______~______;
当A是4时,B可以填______~______.
. It is said that his carelessness and ignorance together ________ a terrible fire, which burned down the building.
A.resulted in
B.resulted from
C.turned out
D.worked out