题目

Time Temp GlassesAre you a person who wants to know the time and temperature during the day? You might like Temp Glasses. These special glasses show the time above your right eye and the temperature your left eye. It is surely easier than wearing a wristwatch, and you never have to guess the Tature.Alarm() ForkDo you eat too quickly? Do you eat too much? How can the Alarm Fork help you? Aren't you is (好奇的)? Well, this special fork has two lights: one green and one red. When the green is on, it's OK to eat a piece of food. The fork knows when you eat a piece, and soon the red goes on. Wai下列各数与7最接近的是（　　） A、2.5B、2.6C、2.7D、2.8