题目内容：

Complete the dialogue with proper words or sentences.

A:Hello.May I1.      Mr Brown?

B:Sorry,he isn’ t in .He2.      to France.

A:Well,then do you know3.      ?

B:He said he could return in a month.

A:Oh,such a long time .4.      can I get in touch with him?

B:You may5.      .

A;What’s his telephone number ?

B:It’s 00344760488523.