【单选题】听力原文:F: You know, the noise in my dorm bas really gotten out of control. My roommate and I can rarely get to sleep before midnight. M: Why don't you take the problem up with the dorm supervisor? Q: Wh...
A.
To talk with her roommate.
B.
To talk with the noise maker.
C.
To talk with the dorm supervisor.
D.
To talk with all the students in the dorm.
【简答题】网站的PV与UV并不一定是以相同的趋势变化的,网站可以根据PV-UV的联动变化图表,了解网站运营情况,并制定改进方法。如下图所示为PV-UV的联动变化图,请简要阐述所有象限的结论。
【简答题】手工钨极氩弧焊焊接铝及铝合金时应用()。
【判断题】应用手工钨极氩弧焊焊接铝及铝合金时,钨极不直接触及熔池,以免形成夹钨。
【简答题】网站的PV与UV并不一定是以相同的趋势变化的,网站可以根据PV-UV的联动变化图表,了解网站运营情况,并制定改进方法。如图所示为PV-UV的联动变化图,请给出正确的连线。