销售渠道长度是指产品从生产领域流转到消费领域过程中所经过的( )的数量。
A．渠道类型
B．中间商类型
C．中间商
D．渠道层次
参考答案：D
治疗阳痿的基本处方是（）.
A.关元、中极、肾俞
B.心俞、命门、腰阳关
C.心俞、肾俞、志室
D.肾俞、命门、蠡沟
E.肾俞、关元、三阴交
阅读下面对话，从方框内7个选项中选择5个恰当的句子完成此对话。
A: Hi, Jack! Will your school have a sports meeting this Friday?
B: 小题1:
A: You are going to take part in the 400-meter run, aren’t you?
B: Yes, mom.
A: I hope you will win. 小题2: Will they take part in the sports meeting?
B: 小题3: Tom is going to do the high jump. Jenny is good at the long jump, so she will take part in the long jump competition.
A: 小题4:
B: I practice it after school every day. But I feel a little nervous.
A: Don’t worry, Jack. Believe in yourself. You’re great!
B: 小题5:
