prevent sb from doing sth 其中sb用宾格还是主格?

prevent sb from doing sth 其中sb用宾格还是主格?
prevent sb from doing sth 其中sb用宾格还是主格?

prevent sb from doing sth 其中sb用宾格还是主格?
prevent sb from doing sth 其中sb用宾格还是主格?
这个同学,
动词和介词后面已经要接宾语,如果代词一定要代词的宾格代词,名词 就照写,英文名词主格和宾格长相是一样的,都是同一个形式
例如：The bad weather prevented us from going out for a camp
They prevented the boy from going swimming alone in this river