问题
单项选择题
国家调度中心的职责之一是（）
A.全网频率调度
B.全网安全稳定调度
C.全网电压调度
D.全网间联络线调度
答案
参考答案：D
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国家调度中心的职责之一是（）
A.全网频率调度
B.全网安全稳定调度
C.全网电压调度
D.全网间联络线调度
参考答案：D
Hello! My name’s Alice. I’m a high school student. I’m very___36__every week. From Monday to Friday I go to school. I do homework in the evening. I’m so tired that I want__37__a good rest at weekend.___38__ my mother often asks me to go__39__with her on Saturday morning. It usually__40__me about an hour .I___41__ enjoy these activities. When my mother goes shopping and I sit on a box and wait for her. Last Saturday, there was more noise than usual and everyone was in a hurry. My mother bought__42__of things, such as meat, fish, fruit and vegetables.After one__43__ , a woman came up to me,“Excuse me,”she said. “Are you Alice? Your mother just__44___shopping , but her bags are very heavy. She wants you to carry them home__45__her.”
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