What are the tree rings like in a favorable climate? A) Tree rings grow close together. B) Tree tings grow far apart. C) Tree tings are very large. D) The pattern of rings in a tree trunk is the same.
【简答题】Life gets noisier every day and very few people can be free from noise of some sort or another. It doesn’t matter where you live—in the middle of a modern city, or a faraway village—the chances that y...