求助分析这句话的句型结构On 13 July 1907,Baekeland took out his famous patent describing this preparation,the essential features of which are still in use today .the essential features 充当成分?非谓语 在本句中的作用?

求助分析这句话的句型结构On 13 July 1907,Baekeland took out his famous patent describing this preparation,the essential features of which are still in use today .the essential features 充当成分?非谓语 在本句中的作用? The Wo Ju has popular been on TV in China.这句话has been 用的是什么语法结构 求助分析这句话的语法结构:The pen bought by her is made in china. A young man was sitting behind me 这句话的句子结构怎么分析?was是动词 sitting也是动词,怎么分析句型 求助语法结构分析,英语句型.Our visual perception depends on （the peception of energy reflecting or radiating from that which we wish to perceive）.这个后面的that which 这块,我是特别的不明白,麻烦解释下整个的语法 I'd like to work with whoever is honest and easy to get on with.请分析一下此句话的句型结构,to get on with在此处作什么成分, 谁能帮忙分析一下这句话的句型.Improving free throws isn't anything more than putting in the time to improve on them.这句话用了什么句型, reverse your sweater or you will put it on wrong side out.分析一下这句话的结构 谢谢 The woman sitting opposite me on the train kept staring at me.请问怎样分析这句话的结构呢? 分析Let's go to the cinema on Friday.这句话介词是怎么用的、结构是什么 英语翻译Hegel's philosophy first stated the principles upon which the belief in a historical method,thus conceived,depended.求助这句话的汉语意思,并分析该句子结构和成分,重点说明介词upon以后的句式结构. 帮忙分析一下这句话的意思 这句话的句型,结构you will make friendships that will last a lifetime with people you would never otherwise have met. 英语翻译这句话的语法结构分析啊 Enough time passed,get so you depend on them.不是翻译,这句话结构怎么分析,特别是so是什么结构 帮我详细分析下这句话What you said is true（及结构组成）该句是不是感叹句,但我未曾见过这种句型,请帮我分析下这句话的结构感叹句一般以what和how开头。what是+（a/an)+形容词+名词+主谓结构！ 分析句子的结构层次.我非常热爱我们伟大的祖国,分析这句话的结构层次.分析句 用层次分析法分析句法结构!怎么分析啊?“非常热爱祖国和人民的英雄”这句话用层次分析法分析句法结构,怎么分析啊? so that's what it means这句话的意思,还有句型的结构,