皮皮学，免费搜题
登录
搜题
【单选题】
“①花紫红色，数十亩接连不断，一片锦绣，如铺着华美的地毯，非常好看，而且花朵状如蝴蹀，又如鸡雏，尤为小孩所喜。 ②在收获后，播种，用作肥料，是一种被贱视的植物，但采取嫩茎瀹食，味颇鲜美，似豌豆苗。 ③扫墓时候所常吃的还有一种野菜，俗名草紫，” 《故乡的野菜》《故乡的野菜》选自作人的散文集（）。A.
《雨天的书》
B.
《自己的园地》
C.
《集》
D.
《瓜豆集》
手机使用
分享
复制链接
新浪微博
分享QQ
微信扫一扫
反馈参考答案：
举一反三
【单选题】If the cross-price elasticity of two goods is negative, then those two goods are
A.
substitutes.
B.
complements.
C.
normal goods.
D.
inferior goods.
【单选题】When can two countries gain from trading two goods?
A.
when the first country can only produce the first good and the second country can only produce the second good
B.
when the first country can produce both goods, but can only produce the second good at great cost, and the second country can produce both goods, but can only produce the first good at great cost
C.
when the first country is better at producing both goods and the second country is worse at producing both goods
D.
Two countries could gain from trading two goods under all of the above conditions.
【单选题】If the cross-price elasticity of two goods is negative, then the two goods are
A.
necessities.
B.
complements.
C.
normal goods.
D.
inferior goods.
【单选题】If the cross-price elasticity of two goods is positive, then those two goods are_________.
A.
inferior goods
B.
normal goods
C.
complements
D.
substitutes
【简答题】设y=(e x +log 3 x)arcsinx，求y'．
【简答题】设y=(1+x 2 )arctanx，求y"．
【简答题】封闭式基金至少每周公告（ ）次资产净值和份额净值
【单选题】If the cross-price elasticity of two goods is negative, then those two goods are_________
A.
normal goods
B.
complements
C.
necessities
D.
inferior goods
相关题目：
参考解析：
知识点：
题目纠错 0
发布
