关于observe的被动用法he was observed -- her closely.A.to follow B.follows C.follow D.followed

分类: 作业答案 • 2022-08-10 17:01:06

问题描述：

关于observe的被动用法
he was observed -- her closely.
A.to follow B.follows C.follow D.followed

答

选Aobserve observe及物动词,作“留心到；注意到；观察”解时,其用法与see,hear等相似,可用于以下句型：① 跟带有不带to 的不定式的复合结构,但在被动结构中,不定式必须带to.如：The woman was observed to follow h...