英语语法问题：Enclosed is your credit card.请问这个句型该怎么理解和运用?形容词作代词?不要重提这个句子的翻译

英语语法问题：Enclosed is your credit card.请问这个句型该怎么理解和运用?形容词作代词?不要重提这个句子的翻译 what is enclosed space 句子成分问题：Enclosed is our purchase order in duplicate.请问 in duplicate 作状语还是定语? 一句英语语法问题Enclosed is our quality agreement please sign it and in duplicate, then return to us one for our file汉语意思想表达：附件是我们的质量协议,请将它一式两份签署后返回我们一份存档.以上语法有 enclosed is the latest catalogue,enclosed are my expense statement enlosed 帮我翻译那个句子 如果动词的过去分词不可做名词那enclosed是名词吗?enclosed is . SAT2数学题The area of the region enclosed by the graph of the polar curve r=1/(sinx+cosx)and the x- and y-axes is( ) 翻译：all the authors listed have approved the manuscript that is enclosed,that is enclosed是用法 英语语法问题:这道题用there is为什么不行?here is和there is的区别是什么? 关于英语语法的问题 He is a teacher . 这里的is是不是谓语? 英语翻译The enclosed information pertains to your interest in immigrating to the United States of America .The information concerning your registration is noted at the end of the letter.Unfortunately,visa numbers are not presently available for y 英语语法问题.The boy sleeps.The boy is sleeping.这两句有什么区别? 关于英语语法的问题一个句子中动词前面需要am is (1/2)英语语法问题:this is the place which( where ) I have ever visited 用wh 这句英语语法有没有问题?monthly salary is just worth such a piece of wall. 英语语法问题（很简单）这题错了没?He thinks play football is exercise. 英语语法问题 HE IS EAGER TO SUCCEED 中为什么不用 SUCCESS 英语语法问题-请问这题选哪个?为什么?This is the city where/in which I met John