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- 1I would like to be an English teacher b_____ I want to help more young children to make their d__ c
- 2汉译英:我母亲每天要干许多家务活.
- 3如图所示,BC是⊙O的直径,P为⊙O外的一点,PA、PB为⊙O的切线,切点分别为A、B.试证明:AC∥OP.
- 4we ___(tell) that we would have a test the next day
- 5英文单词复数形式
- 61991减他的2分之1,再减余下的3分之一,再减去余下的4分之1,…以此类推,最后减去余的1991分之1,最后剩下的数是?
- 7如图,在直角梯形ABCD中,AB∥CD,AD⊥DC,AB=BC,且AE⊥BC. (1)求证:AD=AE; (2)若AD=8,DC=4,求AB的长.
- 8it wait grow for to 连词成句
- 9英语翻译
- 10a+b=65 b+c=72 a+c=58 那么abc分别是多少?