日本語をクリックすると英文が表示されます。まずは自分で英語にしてから答え合わせを。
I can't answer during meetings, so I'll call back later.
She is away from her desk. Shall I have her call you back?
I forgot to check my voicemail.
I was glad to get your call back.
If I don't answer, leave a voicemail.
Do you know who called me?
Email is more reliable than voicemail.
I don't answer calls from unknown numbers.
Could you call me back by the end of the day?
Sorry I missed your call.
Call me back as soon as you notice.
I'll definitely call you back later, so wait for me.