【简答题】Man has a blood tie with nature and nobody can live outside nature. Nature provides us with everything we need: the air we breathe, the water we drink, and the food we eat. For quite a long time after...
【简答题】Cloze Complete the following passage with words chosen from this unit. The initial letter of each is given. Man has a blood tie with nature and nobody can live outside nature. Nature provides us with ...