【简答题】Can trees talk? Yes, but not in words. Scientists have reason to believe that trees do communicate (交际) with each other. Not long ago, researchers learned some surprising things. First a willow tree a...
【简答题】Trees are one of the oldest plants on the earth. Just like us, trees change a lot 1 they grow. At one to three years old, young trees learn to 2 themselves. For example, many tree grow thorns (刺)to te...