按要求改写句子。3f,j8S+g,b4I7};S7L0i
Mary , water the flowers !（改为现在进行时）3f,j8S+g,b4I7};S7L0i
Mary 1G1U;A-\0W2Y(i-v2t the flowers .3f,j8S+g,b4I7};S7L0i