阅读下面短文，按照句子结构的语法性和上下文连贯的要求，在空格处填入一个适当的词或使用括号中单词的正确形式填空
    Do you know how to be a top student? Top students are decided by a new way now. New rules for middle school students ____ (come) out in March. The best students should not only have good grades. You'll be a top student ____  you follow the new rules.____  (one), you need to be honest. You should never copy others’ homework. Second, good students love animals and care____ other people. They try to do something to protect animals, too. Are you one of them? Third, you should learn that teamwork____  important. So be friendly to the people you are with and it can make your team stronger.

在11月6日举行的第六届财新峰会上，财政部副部长朱光耀表示，当前全球经济面临2009年以来最为严峻复杂的形势，从金融危机的教训中，需要考虑传统的经济学理论是否要做调整，3%的财政赤字率红线、60%的负债率红线是否可以反思调整。假设这一设想得到落实，对经济可能的影响路径是（    ）

①保证经济建设支出       ②拉动经济增长 

③刺激总需求增长         ④增加财政收入

如图，是在做“观察某种固态晶体熔化”实验时，根据实验数据所描绘的图像．由该图像并结合其他相关知识，还可以知道 

我们常吃的葵花子和西瓜子分别属于植物体的（　　）