1. I usually spoke to them in passing. I'd wave at them and when they returned my wave, I would say a few words of greeting.
    顺便还与他们搭几句话。我向他们挥手，如果他们也向我挥手，我还与他们打招呼。

2. Finally, she returned to the nurse's station, where he was waiting.
    最后，护士回到了护士办公室，而他则一直等在那儿。

3. Fortunately, for Beethoven and for us, the next day in the same carriage, the tune returned to him and he captured it in writing.
    "好在当贝多芬第二天乘坐同一辆马车时，那首曲子又回到了他的脑子里，于是他把它记录了下来，这对于贝多芬和我们都可谓是一件幸事。