阅读下面的对话，根据对话内容补上所缺的词语，使对话意思完整。

Mary:  Hello. Could I speak to Rose please?

Rose: Speaking. Oh, it's Mary.

Mary: Yes. Rose, I made a birthday    1     for you.

Rose:  You made it!  What is it?

Mary: I'm not telling you     2     I bring it to your birthday party next week.

Rose: Let me guess. What color is it?

Mary: Um...it's green and blue.

Rose: So what    3   is it?

Mary: Rectangular(长方形),I suppose.

Rose: Hmm. And, how big is it?

Mary: Oh, about 40 centimetres wide and 2 metres long.

Rose: Really? How heavy is it?

Mary: I'm not sure. Less    4   a kilo?

Rose: And what's it made of?

Mary: Silk.

Rose: Oh, I see. It's a scarf(围巾). You're so    5   , Mary. Thank you very much.

Mary: You're welcome!

1.                    2.                    3.                  4.                   5.