【单选题】CSMA/CD中的CSMA代表() 。
A.
Carrier Sense Media Access
B.
Carrier Sense Multiple Access
C.
Copper System Multiple Access
D.
Copper System Media Access
【判断题】After the reservation, Paul and his friends can be seated immediately if they get to the restaurant at 8:30.
【单选题】CSMA/CD中的CSMA代表( )。
B.
Carrier Sense Multiple Access
C.
Copper System Multiple
D.
Copper System Media Access
【单选题】无霜期是指( )这一阶段之间的日期。
C.
秋季第一次出现霜冻到第二年春季最后一次出现霜冻
D.
上半年第一次出现霜冻到下半年最后一次出现霜冻
【判断题】When providing booth service, you can be seated while talking to the visitors.
【多选题】产品质量保证保险被保险人承担的是( )的责任。
【单选题】______ can be seated in the front row of the cabin so that he/she can be easily attended by the flight attendant.
B.
A passenger traveling with her baby
C.
Connecting flight passengers