1."I want to clear up some questions which have been puzzling me." "Fire away.".

1."我想弄清一些一直让我困惑的问题。""问吧。"。

2.The spelling of English is often puzzling.

2.英语的拼写法使人伤脑筋。

3.The old general was puzzling over the old map.

3.老将军对着张旧地图苦苦思索着。

4.He was studying the map and puzzling about the easiest way to cross the mountains.

4.他察看地图, 想找出最容易穿过山区的道路。

5.I must admit, it’s puzzling in the extreme just how these books found their way here.

5.我不得不说,这些书怎么会出现这儿,真是太奇怪了。