一排古老的橡树笔直地排列在长长的车道两旁。

A straight ___line of ancient oak trees bordered the long driveway.

优雅的立面装饰着一排高大的法式窗户。

The elegant facade was adorned with ___a ___line of tall French windows.

我们加入了等待进入博物馆的长长队伍末尾。

We joined the end of ___the long ___line of people waiting to enter the museum.