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A: Where is the children's wear department?

A：请问童装部在哪里？

B: It's on the fourth floor, sir.

B：在四层，先生。

A: Do the elevator stop?

A：有电梯到吗？

B: Yes. It's over there.

B：有，电梯到那头。

A: Is there any public telephone here?

A：这儿有公用电话吗？

B: Yes, it's around that corner next to the cashier's.

B：有的，就在那个角上，收款台旁边。

A: And where can I buy switch?

A：我在哪里可以买到插座？

B: You can find it on the third floor.

B：在第3层。

A: How can I get there?

A：怎么上去？

B: Please go ahead and take the escalator.

B：你可以往前走，然后乘坐自动电梯。

A: Thank you very much. You've been so helpful.

A：谢谢你，你真乐于助人。

B: You're welcome, sir.

B：别客气，先生。