工厂的烟囱不断喷出滚滚浓烟。

The factory chimney continuously ___spews thick black smoke.

当老师问他问题时，他紧张地脱口而出了一大串答案。

When the teacher asked him a question, he nervously ___spewed out a string of answers.

火山爆发时喷出了大量熔岩和火山灰。

The volcano ___spewed lava and ash during the eruption.