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    We are lucky to live in a rich country where we have many things. However, most of us usually1some things.

     Electricity is one thing that we waste most. Lights, TVS, 2and other things are often kept on even when no one is using them. We should turn them off when we do not need them. It takes less than a second to do it. Anyhow, not wasting electricity save money, because we do not have to care forthe electricity we do not use.  The second thing that we often waste is water. Fresh water is precious, 3 it shouldn't be wasted. It is only a simple matter of turning off a tap. I am sure 4  can do this easily if he wants to.  5 big waste is food. My mother 6 cook so much food that much of it was thrown away. I told her we had wasted so much 7. She thought I was right and now cooks mainly  what we can eat.

    It is not 8 to be wasteful. I find there is a simple way of not wasting things. That is to use only what we9. Do not touch what we do not need.  10 this way we can stop being wasteful.

4－2－2＝____

5＋4－1＝____

4＋6－7＝____

仔细阅读材料，完成下列问题：

材料：从八一枪声到秋收长缨，从井冈号角到长征战歌，从遵义曙光到延安油灯，从西柏坡到天安门城楼的庄严宣告…多少次力挽狂澜，***带领各族人民战胜各种艰难险阻，谱写了一曲又一曲辉煌乐章，一个崭新的中国巍然屹立在世界东方。今天，我们走在新世纪的征途正迈向未来。未来，令我们向往，因为我们始终高举一面旗帜，坚持基本路线，领导人民努力实现共同理想。

材料二：作为联合国安理会常任理事国，中国为平息巴以冲突、缓和地区紧张局势采取了一系列外交行动，中方还将继续为此作出努力。