任务型阅读

I have a good friend. ①他叫汤姆。He is a nice boy, but he eats too much and he doesn’t like sports.

He has a big breakfast every morning. He has four eggs, some bread and milk. For lunch, he eats two hamburgers, ② lots of French fries and chicken. He has much cola, too. For dinner, he likes beef(牛肉) and salad. He likes ice cream, cola, hamburgers and dessert.

③ Too much food is not good for him. And he is not healthy.

.9月23日至次年3月21日，能形成物影，且正午物体的影子始终朝北的地区是

生物体的构成，就像建房子一样，它是由细胞、组织、器官、系统等不同的层次构成的一个统一整体．通过两年的学习，关于生物体的结构层次，我们应该有了一些新的认识，形成了一些新的观点．

用操作计算器的方法计算（2.6×10⁵）×（2.3×10⁴），要求用指数选择键，第4个按键是（　　）