问题
选择题
菠菜根的分生区细胞不断分裂使根向远处生长，在分裂过程中不会出现的是[ ]
A．细胞分裂时，中心体的两个中心粒各自产生一个新的中心粒
B．细胞的分裂中期，染色体形态较固定、数目较清晰
C．细胞分裂前期，核膜和核仁逐渐消失
D．细胞分裂末期，高尔基体参与细胞壁的形成
答案
答案：A
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菠菜根的分生区细胞不断分裂使根向远处生长，在分裂过程中不会出现的是[ ]
A．细胞分裂时，中心体的两个中心粒各自产生一个新的中心粒
B．细胞的分裂中期，染色体形态较固定、数目较清晰
C．细胞分裂前期，核膜和核仁逐渐消失
D．细胞分裂末期，高尔基体参与细胞壁的形成
答案：A
| Reading comprehension. 阅读理解。 |
| Li Ming is a student. He is not a very tall boy. He is only 13 years old. He lives with his family in an apartment. It is not far from the park. The park is very nice. He often goes to the park with his family. |
| 看图根据短文判断正(T)误(F)。 ( ) 1. He is a tall boy. ( ) 2. He lives in a house. ( ) 3. The park is good. ( ) 4. The park is near his apartment. |  |