给生字找偏旁归类。
你 汗 流 笑 答
氵____
竹____
亻____
—After a long sleep,I feel very weak.
—Then why not wash your face? The cool water will surely ________ you. ( )
关于x的一元二次方程ax2+bx+ 14 =0有两个相等的实数根,写一组满足条件的实数a,b的值,a=____,b=____.