英语提问:以下句子改写得对吗,帮我看看,有问题请指正,
英语提问:以下句子改写得对吗,帮我看看,有问题请指正,
原句:The Titanic was regarded as unsinkable.
改句1:The Titanic was considered as unsinkable.
改句2:The Titanic was thought of as unsinkable.
改句3:The Titanic was thought to be as unsinkable.
改句4:The Titanic was thought to be unsinkable.