B:What happened?why are you look so anxious?
A:I lost my keys,and I can not find it anywhere.
B:Don't worry about it,let me help you.
A:You're so kind!
B:Hey,i'm looking for these under the sofa.
A:Thank you very much.
B:What happened?why are you look so anxious?
A:I lost my keys,and I can not find it anywhere.
B:Don't worry about it,let me help you.
A:You're so kind!
B:Hey,i'm looking for these under the sofa.
A:Thank you very much.