→高中｜There are two main causes of cancer: heredity and environment. We can do nothing to change our heredity, that is, the basic physic…〔08-26〕

  →高中｜Progress in science and the improvement of living conditions have led to the rapid growth of the world population. Modern medicine…〔08-26〕

  →高中｜To cross the road, look around. Not on the road to play and run. See the red light to stop for a while. His trip to see the green…〔08-26〕

  →高中｜I live with my father and mother in a very big house in Dongguan. My parents are both very busy. they leave for work very early in…〔08-26〕

  →高中｜Different people like different things. Some of them like doing sports, some of them like listening to music and some of them like…〔08-26〕

  →高中｜A good parent-children relationship should be set up on the basis mutual understanding and respect. Parents can not impose their i…〔08-26〕

  →高中｜Somewhere along the line, the generation gap evaporated. Age separates us now and little else. We agree on most everything, perhap…〔08-26〕

  →高中｜Once, when I was a teenager, my father and I were standing in line to buy tickets for the circus. Finally, there was only one fami…〔08-26〕