He threatened to call the police. At this,the police pointed out ironically that this would hardly be necessary as the men werealready under arrest. Pretending to speak seriously, one of the workmen asked if hemight make a telephone call before being taken to the station.

　　16. He threatened to call the police.

　　威胁说要去叫警察。

　　语言点:句子结构分析:动词不定式短语to call the police作宾语。

　　17. At this, the police pointed out ironically that this would hardly be necessary as themen were already under arrest.

　　警察听后讥讽地说，这大可不必，因为他俩已被逮捕了。

　　语言点:句子结构分析:at this相当于at that situation，是“在这种情况下”的意思。That引导宾语从句，交代pointed out的内容。As引导原因状语从句。

　　18. Pretending to speak seriously, one of the workmen asked if he might make atelephone call before being taken to the station.

　　其中一个工人装模作样地问道，在被带往警察局之前，是否可以打一个电话。

　　语言点:句子结构分析:if引导宾语从句，说明asked的内容。Before引导时间状语从句。