阅读短文，在横线上写出孩子们毛衣的颜色。

    Kate, Jim, Rose and Bill put their sweaters on the table. The sweaters are white，blue, red and black. We know the boys' sweaters aren't red and the girls' sweaters aren't black. What color is Kate's sweater? I don't know. But I know it is not blue.  Bill says, “My sweater is white”. Do you know what colors their sweaters are?

____÷____=____（组）……____（个）

—OK. I will study hard from now on.

2017年3月5日上午，十二届全国人大一次会议正式开幕。人大代表们听取和审议了政府工作报告、全国人民代表大会常务委员会工作报告、最高人民法院工作报告，最高人民检察院工作报告，讨论了经济、政治、文化、社会各方面的重大事项。这体现了（    ）