【单选题】Question 5 to7 are based on the news report you have just heard. 5
C.
Redesign delivery routes.
D.
Close some of its post offices.
【单选题】Question 5 to 7 are baseed on the news report you have just heard. 5.
C.
To keep away from the coast.
D.
To avoid devastating damages.
【单选题】在虚拟现实技术中,为了使用户可以触摸到一个虚拟的杯子,并产生接触感觉,所需要的感觉反馈设备是( )
【单选题】在虚拟现实技术中,为了使用户可以触摸到一个虚拟的杯子,并产生接触感觉,所需要的感觉反馈设备是( )。
【简答题】question 5 to 7 are based on the following news item
【简答题】question 5to 7are based on the third news report