Is Daisy there? Daisy 在吗?
Speaking. 我就是，说吧。
That's me. 我就是。
This is Daisy. 我就是 Daisy.
This is she. 我就是。(注: 男的用 This is he.)
You're speaking/talking to her. 你正在跟她说话。
情况二: 要找的人不在
May I speak to Mr. Gates? 请问 Gates 先生在吗?
He's out. 他出去了。
He's not here right now. 他现在不在这里。
He's in a meeting right now. 他现在正在开会。
You've just missed him. 你刚好错过他了。
He's just stepped out. 他刚好出去了。
情况三: 要找的人不在, 问对方是否要留言
Can I talk to Mark? 我可以跟 Mark 讲话吗?
He's out on his lunch break right now. Would you like to leave a message? 他出去吃午饭了, 你要留言吗?
He's not available right now. Can I take a message? 他不在, 我可以帮你传话吗?