(四) You can feel hot. A thermometer (溫度計)tells you how hot. You can feel cold. A thermometer tells you how cold. The thermometers tell us how hot or how cold. This is the temperature. When it is hot, the line goes up. The temperature is high. When it is cold, the line goes down. The temperature is low. There are many kinds of thermometers. All the thermometers tell us the temperature. They tell us how hot and how cold 9.( ) What’s the function of the thermometer?(此題一分)
(A)Tell us the temperature
(B) Tell us how to cook
(C) Tell us how to study
(D) Teach us how to make friends