Or have you ever forgotten to turn off the TV or computer?These kinds of things happen to us all the time,waste wealth,and can sometimes cause problems.However,in the future,we will be living in smart homes that will lock the door for us when we are away and remember...
The last episode is about the beetle on earth. The Pythagorean theorem is known as the most perfect and beautiful formula among mathematicians. However, it does not work for the space, but on a plane. The human vision that stayed in a triangle on the plane now moved to the space, called...
1.Today and friends of foreign travel,outside air is very good,people feel very comfortable.We all appreciate the fine girls bicycles.We enjoyed the beautiful nature brought.We happily spent a happy day.今天和朋友一起出外交游,外面的空气很好,人感觉很舒服.我们骑着自行车一路欣赏鸟语花香.享受着大...