puzzle|puzzled|puzzling|puzzles

我生日时收到了一个1000片的拼图。

I got a 1000-piece ___puzzle for my birthday.

这个谜题的答案是什么？

What is the answer to this ___puzzle?

我们花了一个小时才完成那个拼图。

It took us an hour to finish that ___puzzle.

我对他的话感到困惑。

I was ___puzzled by what he said.

他的突然辞职让他所有的同事都感到不解。

His sudden resignation ___puzzled all of his colleagues.

政策的不断变化让员工们感到困惑。

The constant changes in policy ___puzzle the employees.

科学家发现实验的结果令人困惑。

The scientist found the results of the experiment ___puzzling.

解决填字游戏是提高词汇量的好方法。

Solving crossword ___puzzles is a great way to improve your vocabulary.