A referência da palavra “them” em "Headlight technology has advanced considerabl...

Questão de Inglês da banca IF SUL MG aplicada no concurso IF Sul MG (2018). Confira a resolução completa abaixo:

A referência da palavra “them” em "Headlight technology has advanced considerably in recent years, but while that may be better for the drivers of those particular vehicles, it is presenting an unwanted, new road safety risk for anyone driving towards them or even trying to pull out at a junction.” (6th paragraph) é: