O : Anna, I'm really really sorry I'm so late!
A : Why are you so late? I was worried that maybe you'd had（have） an（a） problem.
O : Sorry to worry you, but my dog was sick yesterday(yesterday all day long ).
A : Oh.
O : I'm took her to a hospital, since she looked so sick(去掉so). but her condition was never the(去掉the,加上to be) better. So I have(had) to take care of her all night.
A : Oh my... that's too bad. What happened to her? Is she OK now?
O : she had a problem with intestine, but fortunately she get(gets) better today.
A : I'm so glad to hear that.
O : Thanks you. and... whatever the reason, I'm sorry to have you kept(keep) waiting (加個so增強語氣)long. Let me buy you lunch.
A : No, you don't need to do that. I understand.
O : Come on. It's the least I can do.
A : Oh well, if you insist. Anyway you said you want to buy a suit and some stuff. right?
O : Yeah right.
A : Then, how about going to the Gang nam（Nam） station. There are lots of shops and department stores.
O : that's(That's) good idea. let's go!
A : Oh.. I don't know how to get there from here. Owen do you know the best way to get there?
O : I think we'd better take the subway to Gang nam.
A : um.. subway? What about the bus?
O : We can take a bus, too. But if we take the bus, we'll get stuck in the heavy traffic. Taking a(the) subway is better for avoiding that.
A : Oh, OK. I don't want to waste time on the road. How long does it take to get there by subway?
O : I'm not sure... um... about forty minutes... it won’t take long.
A : That's not so bad.
O : Come on, let’s go to the subway station.
-----------------walking----------------------
O : Anna, Do you know the professor Kim?
A : Yes, I know him. Why?
O : He is the host of the party that I'll go next week.
A : Oh, really?
O : Yeah, that's why I ask you to go to shopping today, To buy a suit for party.
A : I see. Everybody else will be dressed up（加個in）.
O : Yes, right. And I need your advice. Do you think I should take something for the professor?
A : Yeah, you definitely should. It's the professors(professor's) party! you have to do that.
O: OK. Then what kind of present would be fine. Would it be OK to buy a tie for him?
A : Um... Maybe, Ah! How about flower pot? I've heard that he really like take good care of plants.
O : Oh, does he? That's (加個a)good idea.
A : Like professor, I have a lot of interest in plants. So I can help you to buy a plants(plant).
O : Thank you so much. I really don't know about the (去the)flower and trees(the). It'll be a big help for me.
A : It is my pleasure to help you. In the Gang-nam station, flower shops are numerous. It'll be easy to find the good plants.
O : That's great. Here comes the subway down for Gang nam. Let's take it