I was very shocked at what I saw.这句话怎么分析,还有为什么还有at?

To tell you the truth,at that time I was very shocked that y I was shocked at the news of her d_____ 中文翻译“I was shocked at the change of his hairstyle" I was shocked at the news改为同义句 Jane was shocked at the news.此句话中,为什么shocked也要加ed? I tremble at the very thought of it.怎么理解,帮我分析一下这句话 英语翻译Today,I received the reader's letter .I was shocked at i i saw her with them,at least,I thought it was her.这句话的语法结构是怎 I never expected that he was so shocked at the news.I reget what,every,you,day,play,do,sport怎么排还有：friends,i,lots,of,at,h 句子分析（高手来帮忙啊）I told him what i was surprised at was I was shocked to see the scene. 这句话是什么时态或语态, 如何分析出来的