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Jack:
Hi!David,what are you doing?You seem to be worried. 
嗨，大卫，你在干嘛呢？你看起来好像很焦虑的样子。
David:
Yup,er,I'm calling Jim.I lost my key in the dormitory.
是的，额，我正在给Jim打电话。我钥匙落宿舍了。
Jack:
How?I just saw you are inside.How did it happen?
怎么会呢？我刚刚还看见你在里面，门怎么锁的呢？
David:
I restarted my computer after installing a software.I just went out the room when the door slammed in the high wind, locking me out.
我装完一个软件后重启了电脑。我刚出门，一阵风吹来把门锁上了，把我关在外面。
Jack:
What luck!And the wind is intersting,she is considerate of you.
真倒霉。这风也真有意思，替你把门锁上了。
David:
Come on!Don't laugh at me!
得了吧，别嘲笑我了。
Jack:
Is there anyone inside?
宿舍里没人么？
David:
So,I needn't call Jim now! Come on!Jim!
要是有人的话我就不用给Jim打电话了。快接啊，Jim！
Jack:
Er,I'm play cards with Jon.Would you like to join us?
额，我正在和Jon打牌，你愿意加入我们么？
David:
Well,OK!I guess he can not get through by phone now.
好吧，我估计现在电话联系不上他了。
Jack:
All right!Come in!Jon is waiting!
好！快进来把！Jon在等我们呢！
The Door:
Bang!
砰！
David:
Now,you konw that.
现在你看见了吧。