皮皮学，免费搜题
登录
搜题
【单选题】
The opening of atrioventricular valve can be seen in: ()A.
isovolumic shrinkage at the end of the period
B.
ventricular systolic period beginning
C.
isovolumic diastolic period beginning
D.
isovolumic systolic period beginning
E.
isovolumic diastolic period end
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】Suppose that good X has a negative income elasticity of demand. This implies that the good is
A.
a normal good.
B.
a necessity.
C.
an inferior good.
D.
a luxury.
【简答题】反胃的病机主要是
【单选题】Suppose good X is a substitute of good Y. Everything else r emaining unchanged, an increase in price of g ood Y will lead to: a. an increase in demand for good Y. b. a decrease in demand for good X. c...
A.
B.
C.
D.
D
【单选题】Suppose good X is a substitute of good Y. Everything else remaining unchanged, an increase in price of good Y will lead to:
A.
a. an increase in demand for good Y.
B.
b. a decrease in demand for good X.
C.
c. an increase in demand for good X.
D.
d. a decrease in price of good X. d. a decrease in price of good X.
【简答题】积聚的病机主要是（ ）
相关题目：
参考解析：
知识点：
题目纠错 0
发布
