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Jeff: Hey, Nick, can you come to my house on Saturday? My cousin Sam from Xi’an is going to be here.
Nick: Oh, Sam! I remember we went bike     1     together last fall when he visited you.
Jeff: Yes, that’s right.
Nick: I’d love to come, but I’m     2     I can’t. I have an exam on Monday so I must prepare for it.
Jeff: That’s really too bad! Oh, but Sam isn’t     3     until next Wednesday. Can you     4     out with us on Monday night?
Nick: Sure! Catch you on Monday!