阅读下面短文, 根据短文内容判断正误,正确填A,错误的填B。 Mr. Smith usually got up late in the morning, so Mrs. Smith always called him up in order to make him not to be late for work. One day, they had a loud and long quarreling, so they were not speaking to each other. In the evening Mr. Smith handed his wife a piece of paper. He had written "call me at 7 in the morning" on it. Then without a word, he went to sleep. The next morning, when Mr. Smith woke up, it was already 9:30. He got up and put on his clothes quickly. As he went out, he found another piece of paper on the table. " It's seven o'clock. Get up!"