两位农民向农业专家打听棉花价格行情,农业专家把国际国内棉花供大于求的信息告诉了他们,并分析棉花收购价格会比上年略有下降。下面是两位农民听后的反应和认识:

农民甲(一脸平静):农产品价格涨跌与其市场销售以及质量状况有直接关系,棉花收购价格下降是正常的。

农民乙(一脸惆怅):我们不该投资上千元,一下子扩种了10亩棉花,比去年多种了一倍,总以为去年棉花赚了钱今年还能赚,明年干脆不种棉花,全部改种西瓜、蔬菜得了。

有1张5元，4张2元和8张1元的人民币，从中取出9元钱，共（　　）种不同的取法．

阅读下面材料，在空白处填入适当的内容(1个单词)或括号内单词的正确形式。

    We  are what we eat because what we eat every day has ____ great impact on our health.Therefore，we should make everyeffort to change our bad eating habits. ____ we all know，baked or fried foods may be ____(taste) , but eating toomuch of them will ____(probable) result in some illnesses. Moreover, some foodthat costs us a great deal of money and is not healthy is junk food.

____(compare)withpeople in the West, Chinese people used to eat more grain and vegetables, but____(little)meat, which is a good eating habit. However, things are quitedifferent now. With the rapid economic ____(grow)of our country, we now areeating a lot of food that is high in sugar and fat. We ____(run) the risk ofeating out without considering the balance of our diet.

      The food we choose affects our health, so wemust keep ____mind that the food we choose should give ____(we) the nutrientswe need.