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- 1We have ______a decision .We will spend our vacation in that island.
- 2用“严”字组成三个词语,分别填在括号里.快!
- 3“非常”这个词语的词性是什么?
- 4已知函数f(x)=x^3+(1-a)*x^2-a*(a+2)x+b(a,b属于R)若函数f(x)在区间(-1,1)上不单调求a的取值范围
- 5NH4+中N的化合价
- 6What other places do you have to go to同义句怎改
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- 8北京到上海的实际距离约是1050千米.在比例尺为1:30000000的地图上应画多长?
- 9求具体解释,有关动名词做主语和祈使句的区别
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