This is Gary calling. Pls call me ASAP（as soon as possible ）.

我是Gary，請盡快跟我聯絡。

This is Gary of ABC. Pls call me when you get home. My number is 1234.

我是ABC公司的Gary，請回來後給我回電話.我的電話號碼是1234.

This is a recording. 這是電話錄音.

Please speak a little more slowly.

您能說慢一點嗎？

Would you slow down, please?

I can't hear you very well.

我聽不清楚.

I can barely hear you. 我一點兒都聽不見

I'm having trouble hearing you.

We have a bad connection.

我們的電話線好像有毛病.

This is a really bad line.

Could you speak up, please?

您能大點聲嗎？

Please speak a little louder.

Would you speak up a little, please?

The lines are crossed. 串線了.

The lines must be crossed.

I'm sorry to have kept you waiting.

對不起，讓您久等了.

That's okay. 沒關係。

I'm sorry for the delay.

Thank you for waiting. 謝謝您等我.

You gave me the wrong number.

您給我的電話號碼是錯的.

The number you gave me was wrong.