1过去式：burst
过去式题目：
1. The child pricked the balloon and it _burst_(burst). 那孩子在气球上刺了个洞，气球就爆了。
2. This dress almost matched her skin tone and was like a _burst_(burst) of light underneath her. 这套礼服几乎与她肤色相同，就像是从她的身上爆发出的光芒。
3. But in 1990, the bubble _burst_(burst). 但在1990年，经济泡沫破裂了。
4. The door _burst_(burst) open and an angry young nurse appeared. 门突然开了，一个生气的年轻护士出现了。
2过去分词：burst
过去分词题目：
1. The dot-com bubble had _burst_(burst) and the U.S. economy had entered a mild post-bubble recession. 互联网泡沫已经破裂 ，美国的经济进入了缓慢的后互联网泡沫时代的衰退。
2. And the great pipes for carrying water under the streets had _burst_(burst). 埋在街道下的大输水管道也破裂了。
3. I walked in Tom's garden, to the white rose bush that had _burst_(burst) ten blooms overnight. 我走进汤姆的花园，昨天晚上，那丛白玫瑰已绽放了十来朵。
4. A gas pipe that had _burst_(burst) caused the explosion. 煤气管爆裂引起这次爆炸。
5. Doctors found that Houdini's appendix had _burst_(burst). 医生发现，胡迪尼的阑尾已经破裂。
