产品内页中放入关联商品的目的是提供给客户更多选择，减少跳失率，增加访问深度
参考答案：对
Questions 1-4
What is the purpose of organizing foreign clubs on campus？（）
A．To help the students from the same countries overcome their homesickness and other problems.
B．To set up booths decorated with pictures and things of interest in the respective countries.
C．To recruit anyone who can see to help make costumes so that every club member can wear their national costume.
D．To teach the American students Scottish and Irish folk dances during the special event of the display.
盘式制动器，闸瓦磨损后间隙达到（）时，应重新调整。
A、1.0mm
B、1.5mm
C、2.0mm
