He's not (carefully enough) when he drives. It's (dangerous).
他开车时不够细心(小心).这是很危险的.
carefully 是副词,修饰动词 drives
而serious是一个形容词
He's not a serious person.他不是一个严肃认真的人.
He's not (carefully enough) when he drives. It's (dangerous).
他开车时不够细心(小心).这是很危险的.
carefully 是副词,修饰动词 drives
而serious是一个形容词
He's not a serious person.他不是一个严肃认真的人.