问题
单项选择题
智能电能表通信模块接口Vcc电压为（）
A.+12V±1V
B.+13.5V±1.5V
C.+12V±2V
D.+13.5V±1V
答案
参考答案：A
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智能电能表通信模块接口Vcc电压为（）
A.+12V±1V
B.+13.5V±1.5V
C.+12V±2V
D.+13.5V±1V
参考答案：A
Jim Smith was a poor boy. One day he was very cold and ___. He came to a house and asked a young ____ only for a glass of water. But the lady was so _ that she gave him a large glass of hot milk. Jim drank it and then asked, “ _ should I pay you?” “You don’t need to pay.” She replied. Jim _ _ her from the bottom of his heart. Years later, Jim became a ___. One day, a woman was sent to his hospital. She was seriously ill. He recognized her at once and decided to _ to save her life. The operation was successful, but the cost was high. After looking at the woman’s bill, Jim wrote ____ on it. When the woman received the bill, she didn’t dare to look at it. something on the side of the bill caught her attention. She began to _ the following words: Paid in full with one glass of milk.
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