问题
单项选择题
排卵期的确定依据是：
A．基础体温上升前8天
B．基础体温下降后8天
C．基础体温上升前后2～3天
D．基础体温上升4天以后
E．月经来潮前10天
答案
参考答案：C
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排卵期的确定依据是：
A．基础体温上升前8天
B．基础体温下降后8天
C．基础体温上升前后2～3天
D．基础体温上升4天以后
E．月经来潮前10天
参考答案：C
Long ago, there was a mother and a son living in a house. She worked hard everyday, they were always poor. One day, her son stole his friend's . "Mom, what do you think of this bag?" His mother praised（表扬）her son scolding（责骂）him. "It looks great!" The next time, he stole an overcoat. She praised him again he stole it. A few years later, he to be a young man. He stole jewelry and them to his mother. "How !" This time, she did not scold her son again. Then, because he was scolded by his mother, he started to steal more expensive things. One day, the police him. Before putting him in , he begged the police to meet his mother. They took him to his mother. As soon as he saw his mother, he her earlobe（耳垂）. "Ouch! What's the matter with you?" She finally scolded him. Her son answered, " you had given me a scolding like that when I stole the first bag, I could not have become a thief." The mother’s was broken as she looked at her son heading to prison. "If I only could _ time, I would scold him strictly." She regretted（后悔） that she always praised him, he did.
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