A.appearanceB.pictureC.imageD.scene
A.appearance
B.picture
C.image
D.scene
- · 有3位网友选择 D,占比37.5%
- · 有2位网友选择 B,占比25%
- · 有2位网友选择 A,占比25%
- · 有1位网友选择 C,占比12.5%
A.appearance
B.picture
C.image
D.scene
A、O2O模式是消费者在线上购买商品与服务后,必需去线下享受服务
B、O2O模式允许消费者线下付款
C、B2C模式需要消费者到商家取货
D、O2O的允许商家没有线下实体店
(1)若|A|<0.则A可相似于对角矩阵;
(2)若b,c同号,则A可相似于对角矩阵.
[A] it provides an easier access to scientific results.
[B] it brings huge profits to scientific researchers.
[C] it emphasizes the crucial role of scientific knowledge.
[D] it facilitates public investment in scientific research.
A.problems
B.issues
C.agonies
D.sufferings
为了保护您的账号安全,请在“简答题”公众号进行验证,点击“官网服务”-“账号验证”后输入验证码“”完成验证,验证成功后方可继续查看答案!