【简答题】阅读理解。 Growing kids need sleep, as do people of all ages. Indeed, research shows that health and safety both suffer when we try to get by with too little shuteye. So it's fortunate that our bodies do s...
【简答题】Getting less sleep has become a bad habit for most American kids. According to a new survey(调查) by the National Sleep Foundation, 51% of kids aged 10 to 18 go to bed at 10 pm or later on school nights...
【简答题】Millions of kids in the United States attend some kind of camp each summer. Some go to sleep-away camp for weeks, while others attend day camp in their hometowns. There is one thing all those camps ha...
【简答题】The kids in this village wear dirty, ragged clothes. They sleep beside cows and sheep in huts made of sticks and mud. They have no school. Yet they all can chant the English alphabet, and some can mak...