【单选题】Code switching is when people switch, or change, from one language to another while speaking. They might begin a conversation in one language and then, later in the conversation, switch to another. Th...
【单选题】Packet-switching wireless networks are preferable(66)when transmissions are(67)because of the way charges are(68)per packet. Circuit-switched networks are preferable for transferring large files or fo...
【判断题】Code-switching refers to the fact that a speaker changes from one language to the other in different situations or when talking about different topics. ()
【简答题】When watching TV, people do all the followings EXCEPT __________. [A] switching channels [B] arguing over trifles [C] dozing off [D] seizing the remote control