题目

下列调查方式合适的是（ ） A . 为了了解市民对70周年国庆大阅兵的感受，小华在某校随机采访了8名初一学生； B . 为了了解全校学生用于做数学作业的时间，小民同学在网上向6位好友做了调查； C . 为了了解全国青少年儿童的睡眠时间，统计人员采用了普查的方式； D . 为了了解“北斗导航”卫星零部件的状况，检测人员采用了普查的方式；根据短文内容，从短文后的七个选项中选出能填人空白处的最佳选项。选项中有两项为多余选项。Stay on the brighter side of lifeOne very important component of optimism is gratitude or feeling grateful. In fact, there is a strong connection between a grateful attitude and a heightened sense of well - being. Appreciate all the positives in your life by starting a gratitude journal in order to remember what you' re grateful for.【1】Feeling down? Instead of feeling sorry for yourself waiting for the universe to throw you a bone , try acting like you' re happy-even if you aren't. A sincere smile and a forced smile will cause the same chemical reactions in your brain, so you can actually f'ool your mind into feeling better by making it react chemically as if things were going well. 【2】Reassure yourself that everything is good- even if you don't feel it。“ 【3】If you're stuck in traffic, then everything else must be going horribly, too," says AnneParker, a wellness counselor. By blowing negative events out of proportion, you' re setting yourself up for feeling down all day. Instead, acknowledge that you're stuck in traffic, but also bring to mind something good, like the beautiful scenery outside the window. That way, you'll get in the habit of forbidding negative circumstances from blanketing your whole day.Swearing to lose 20 pounds or to run a marathon seems like goals leading to happiness, but they take time to achieve. 【4】You may even end up admitting that you have been defeated. However, if you focus on the small milestones that occur along the way, you will feel positive about your progress, which will give you the strength to keep going.【5】 Try making someone else's day better .A report by United Healthcare and Volunteer Match found that volunteers are 72% more likely to characterize themselves as optimistic compared with non volunteers. Plus, 89% of volunteers say that volunteering has improved their sense of well - being, and 92% say that it enriches their sense of purpose in life.A. Try to help someone in need.B. Want to give your attitude a lift?C. People tend to think in an either - or way.D. Act in an optimistic way-smile, laugh, tell a joke.E. You'll fail to appreciate more important things in your life.F. By focusing on not having accomplished them yet, you will start to feel down on yourself.G. By remembering the pleasant things in your life, you can actually turn a negative attitude around.