【单选题】Living in a second culture can be like riding on a roller coaster. Sometimes foreign visitors are elated sometimes they are depressed. First there is the combination of enthusiasm and excitement that ...
【简答题】Would you like to go roller-skating with me this Saturday afternoon?A. I’mafraid I won’t be able to.B. Yes, it is.C. That's too bad.D. No, he doesn’t.