（_____a+______b)²=4a²+_____+9b²

八年级英语补全对话A=Charley B=SteveA:Come on,Steve.______B:Wait a mom 补上短语A butterfly must not _____ _____ _____a moth 已知（2x-a）（5x+2）=10x2-6x+b，则a=______b=______． 已知a²-2a+4b²+4b+2=0,求a+b的值为_____ She offered me a cup of tea.=She _____a cup of tea _____ ___ 若实数a,b满足a²+ab-b²=0,则b=_____. -b³·b²=_____ 若3a²+2|b-1|=0,则a=_____,b=____ 已知:(a+b)²=11,(a-b)²=5,则a²+b²的值等于_____ 已知函数y=(ax+b)/√(x²+1)的最大值为4,最小值为﹣1,则a=_____,b=_____. 选择并翻译A： 1. ______B：i was flying a kite .A： 2. ______B：by the When I was a young teacher,I had to _____ a room _____a frie