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 heard the voicemail.
Hello?
Leave a voicemail.
Hello, can you hear?
Please call me back.
The line is busy.
I'll call you back.
I'll end the call.
I'll call right back.
The call is long.
Please call back.
We can call free.