题目

阅读理解 Poem 1 Spring is gay with flower and song. Summer is hot. and days are long. Autumn is rich with fruit and grain, Winter brings snow and the New Year again. Poem 2 Spring is green, Summer is bright, Autumn is ____________. Winter is white. Year in year out, We work and fight, For a new world of red sunlight. （1） The underlined word gay means __________. A . awful B . colorful C . peaceful D . useful （2） The best word for the blank in Poem 2 is __________. A . favorite B . close C . helpful D . golden （3） What's 已知方程(5x－2y－3)2＋(x＋2y－9)2＝0，则的值为 [　　] A．0.35 B．0.45 C．0.55 D．0.65