判断一个英语句子的正确性He was seated at the desk,writing a letter.请问这个句子对吗,我觉得应该把was去掉.

判断一个英语句子的正确性He was seated at the desk,writing a letter.请问这个句子对吗,我觉得应该把was去掉. 请问,这句子的he's 是he is还是he was?Grandpa said he's no spring chicken. 求一个英文句子的正确性这就像站在树下面的一个女孩.可不可以翻译成:It's like a girl standing under the tree. 如何判断答案的正确性呢? 英语的判断对错He needed to study for a test.He went online to order a book.He went to the publisher's website.He found the book he needed to study.It was 240 pages.It was $59.Shipping was $6.He could order the book from the publisher's website 完成句子(英语报纸上面的)It was the young man's behaviour______that he might be a thief.(make)正是那个年轻人的行为举止让警察发现他可能是一个小偷. 一些英语句子对错.He always blink and blink when he's happy...当他高兴得时候,他总是不断眨眼睛.还有.He performed when he was happy..He jumped and jumped...这两句是连起来的! 证明：一个命题的正确性需通过（ ）,才能作出判断,（ ）叫做证明 一个英语句子中可以有多个谓语吗?Such people as knew Tom thought he was a trustworthy man.像这样的句子怎么分析结构,knew、thought was都是动词吗?一个句子里有多个谓语动词可以吗? 怎样判断一个句子中的主语asked who she was , she said she was Mr johns friend 请高手帮忙分析一下这个句子的结构,主语,宾语,宾语补足语什么的 英语关于's缩写he's 可以是was 吗 he was born 分析英语句子分析一下这个句子为什么不能直接用 he born 不是一个主语 一个谓语 复合句子结构 非要加个was 那么was后不是加doing 如何判断一个英语句子中单词的词性 怎样判断一个英语句子写得是正确的 怎样快速地判断出一个英语句子的结构? 怎么判断一个英语句子中,动作的先后顺序 帮忙判断这是复合句吗?In the 1970s he was a surgeon at Yale,had a wonderful wife and five beautiful children,but he was terriblly unhappy.你说只要有一个成分由句子充当就是复合句,那这个是吗? 根据所给句子,使用适当的词将两个句子合成一个含有定语从句的句子There was an old servant of her father's.He had lived with him for many years.