( ) Why don’t you come with us? A. I’m a driver. B. Fine. Thanks. C. I often go shopping. D. English and Chinese in the morning. D. English and Chinese in the morning. D. English and Chinese in the morning. E. I’d love to, but I can’t.
拍照语音搜题,微信中搜索"皮皮学"使用
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举一反三
【简答题】计算: (1) (- b 2 2a )÷(- b a 2 ) 3 ÷( 1 ab ) 3 ; (2) ( a 2 - b 2 b ) 2 ÷( a 2 +ab ) 2 ?( ab b-a ) 2 ; (3) a+2 a 2 -2a+1 ? a 2 -4a+4 a+1 ÷ a 2 -4 a 2 -1 ; (4) x 2 -1 x 2 +2x+1 ÷ 2 x 2 -2 4 x 2 +8x+4 ÷(x-...