博物馆的正面非常令人印象深刻。

___The ___front of the museum is very impressive.

你需要在信封的正面清晰地写上地址。

You need to write the address clearly on ___the ___front of the envelope.

他的衬衫正面有咖啡渍。

There was coffee on ___the ___front of his shirt.