食品安全是当下最热门的话题．为了保存食品，我们通常会用许多方法：冷冻法、脱水法、烟熏法、腌制法、真空包装法不管什么办法，其原理都是（ ）

下列说法正确的是（   ）

    Many of us were raised with the saying "Waste not, want not.” None of us,____, can completely avoid waste in our lives.

    Any kind of waste is thoughtless. Whether we waste our potential talents, our own time, our limited natural____（资源）,our money, or other people's time, each of us can become more aware and careful. The smallest good habits can make a big ____.  It's a good feeling to know in our hearts we are doing our____in a world that is in serious trouble.  By focusing on ____（节省）oil, water, paper, food, and clothing, we are playing a part____ cutting down on waste.

    We must keep reminding ____（自己）that it is easier to get into something ____it is to get out of it. Actually, severe damaged ____to our land is fairly recent in the history of our evolution.  It's time for us to____no to waste so that our grandchildren's children will be able to develop well.  We can't solve all the problems of waste, but we can encourage mindfulness.

    Waste not！

下列给出的条件中，能判定四边形ABCD是平行四边形的为（    ）．

在菲律宾首都马尼拉郊外的一片稻田里，一种被称为“金色大米”的转基因水稻已经悄然收获。这种转基因大米可以帮助人们补充每天必需的维生素A，由于含有可以生成维生素A的β一胡萝卜素，它呈现金黄色泽，故称“金色大米”。“金色大米”的培育流程如图所示。请回答下列问题.(已知酶I的识别序列和切点是 -G^↓GATCC-，酶II的识别序列和切点是-^↓GATC-)