敌军放火烧了村庄。

Enemy troops ___set ___fire ___to the village.

这时一切都毫无意义了，所以我只是看着杰克把车点着火。

At this point nothing made sense anymore, so I just watched while Jake ___set the car ___on ___fire.

在骚乱中，抗议者放火烧了大楼。

Protesters ___set ___fire ___to the building during the riot.