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【单选题】
函数 在点 处有定义是 在 极限存在的 ( )A.
充分非必要条件
B.
必要非充分条件
C.
充分必要条件
D.
既非充分也非必要条件
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反馈参考答案：
举一反三
【单选题】What did Diana suffer on her first day?
A.
She was asked if she had any secret tattoos
B.
She was told to tell her boss to go to hell
C.
She fell on the floor and spilt her lunch
D.
She spilt her lunch and coffee on others
【多选题】感性认识上升为理性认识所具备的条件是( )
A.
深入实践，获取合乎实际的感性材料
B.
将感性材料整理后，用来指导实践
C.
坚持理论和实际相结合的原则
D.
经过理性思考，对感性材料进行加工
【简答题】Do you still remember the disaster(灾难)several years ago? In Indonesia (印度尼西亚) thousands of people were killed by the tsunami(海啸) that washed people out to sea and pulled children out of their parents’...
【简答题】无数革命先烈献身于中国人民的解放事业。
【简答题】Her first day in college was an/a —————— of her failure to attend the first class on time.
【简答题】When disaster (灾难) happens, you might find yourself without water, gas and electricity. You might even need to leave your home right away. So you are supposed to plan for the bad situations before the...
【单选题】Section C Polly went to school when she was six years old. She liked her first day very much. Her teacher, Miss Yates, was very nice, and the other children in her class were nice, too. But at the end...
A.
first
B.
second
C.
third
D.
fourth
【简答题】茅山最负盛名的天然溶洞是哪里?
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