【简答题】A.Because they have new features and functions. B.Because they are more sophisticated than other models. C.Because they have new accessories attached. D.Because it wants to accumulate funds for future...
【简答题】A.Because it builds a new world of communication. B.Because it provides him or her with the way of positive interaction. C.Because it helps him or her to make new friends. D.Because it provides no fee...