As every computer owner knows, when their machines run a complex program they get pretty hot. In fact, cooling the processors can be expensive, especially when you're dealing with huge banks of com
We don’t plan to cry, but it just happens. In fact, when we feel sad or angry, we may possibly have a good cry. But if you didn’t know what crying was, you’d have to wonder why some strong feeli
，
，
，M为BC的中点，则
B．
C．
D．
