短语翻译。

①等待____

②赶上；追上____

③追上某人；赶上某人____

④几分钟之后____

⑤在------的后面____

⑥回去____

⑦发生事故____

如图是某同学观察人的口腔上皮细胞时在显微镜下看到的几个视野，以下分析正确的是（　　）

阅读短文，选择正确的答案。

    Chen Jie and Chen Lin are sisters. Chen Jie is 14. She's 2 years younger than Chen Lin. But she's taller than Chen Lin. Chen Jie is 46 kilograms. She's l kilogram heavier than Chen Lin. Chen Jie likes sports. She plays sports every day. So she's stronger than Chen Lin. Chen Jie has short hair, but Chen Lin has long hair. They often wear the same size shoes. They wear size 36. They love each other.