你喜欢这部电影吗？嗯哼，我觉得很棒。

Do you like this movie? ___Mm-hmm, I think it's great.

他在电话那头不时发出嗯嗯的声音，表示他在认真听我说。

He kept saying "___mm-hmm" on the phone to show he was listening carefully.