Pa：I can't find my glasses.I saw them on the table just now.Can you help me,please?
D: Sure.
Pa: Are they on my bed?
D: No, they aren't.
Pa：Are they in the drawer ?
D：No they aren't. Oh,I found them.
Pa: Where are they?
D: They are on your nose
P: Thank you,David
D: You are welcome
Ma：I can't find my cat. I think I saw it a moment ago.
D: Let me help you,Grandma.
M: Is it on the wall?
D: No. it isn't.
M:Is it under the table?
D: No, it isn't. Oh, look! It's under your chair! Come here,little kitty. Here you are, Grandma.
M: Thanks, David.
D: My pleasure.
打得比较匆忙,检查一下有没有错误吧.我也检查一下.