常用短语英语如下：
1. catch fire
the house caught fire when they were away. 在他们外出时房子着火了。She was standing to close to the fireplace and her dress caught fire. 她站得离壁炉太近了，衣服烧着了。
2. on fire on fire / catch fire
都是“着火”的意思，不过catch fire强调动作，on fire强调状态，如：Look! The house is on fire.
3. look out Look out!
(当心、小心)，比Take care! 或Be careful! 语气要强，往往用于某种紧急情况或可能出现危险的场合。Look out! There’s danger in the forest. 后还可接for短语：Look out for the rock in the water. 当心水里的石头。
4. put out
灭火 They tried their best to put out the fire. 常用被动语态：The forest fire was put out soon. 森林大火很快就被扑灭了。注：be out熄灭：The forest fire was out at last.
7. in that case
如果那样 It may rain tomorrow. In that case, you'd better try another day. 明天可能下雨。那你最好改天在试。In that case, you wouldn't have a pan on fire. You'd have a house on fire! 如果是那样的话，那你就不是使一个油锅着火，而会使一座房子失火了!对比：in case 以防(万一)，如：Take your raincoat in case it rains. 携带雨衣，以防下雨。
8. belong to
属于(无被动语态)。These books belong to the school library. 这些书是校图书馆的。Who does this belong to? 这是谁的?He doesn’t feel he belongs here. 他觉得自己是外人。
9. close to close
在这儿是形容词，意思是靠近，to是一个介词，后面要加名词，即：close to+宾语。如：There is a bank close to our school.我校附近有家银行。There were so many people in the street watching the fire that firefighters could not get close to the building. 街道上围观大火的人太多了，消防人员无法接近大楼。
10. lose one’s life
失去生命。死(die)还有一种婉转的说法：pass away 去世。The dog saved the boy but lost its own life. 这狗救了这小孩，但却失去了自己的生命。Thousands of lives were lost in the earthquake. 在地震中，成千上万的.人失去了生命。