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- 1一般过去式:i came here last night they got here yesterday we were happy i got a prize last week
- 2It was a wilp plane at that time,but now there is a school and an airport.my friends and I play ...
- 3he spends at least as much time reading as he does ___ (write).请问填啥,以及该句的中文意思是啥?
- 4若函数f(X)=1/2(x-1)^2+a的定义域和值域都是[1,b](b>),求a,b的值.
- 5有这样一道计算题:求(2x的三次方-3x的平方y)-(x的三次方-2xy的平方+3x的平方y-
- 6与“杞人忧天”意思相近的成语!
- 7make you an email card的汉语意思
- 8应用题:一根横截面为正方形的长方体钢材,表面积为164平方分米,截下一个最大的正方体之后,表面积为64
- 9介绍新疆500字英语作文
- 10在长为12厘米,宽为8厘米的长方形中画一个最大的圆,这个圆的面积是_平方厘米.