【正文】
zes. Not one of them is the same as another except for some twins. Some grow faster than others, so they look bigger and taller. Some grow at a slower speed, and they may be smaller and shorter. Our genes also determine how much we grow. It is unlikely to have short parents for tall children. Parents who are tall are just unlikely to have very short children. No matter how quickly and how much we grow, each person is different. That is the beauty of human growth. ( )1. Our bodies never stop growing ______. A. until we begin primary school B. from the day we were born until we bee adults C. until we finish high school D. until we are the same size as our parents ( )2. Why does our skin grow? A. Because it can make us taller. B. Because it can make us stronger. C. Because our genes are different. D. Because our bodies grow. B D ( )3. The fourth paragraph mainly tells us _____. A. how some children grow faster B. not every child grows at the same speed C. some twins grow at their own speed D. why some children grow shorter than others ( )4. What’s the meaning of the underl