I am in the classroom.这句话是什么结构?I是主语,am是be动词,in the classroom是地点状语那这句话是主系表结构还是主谓结构?求专业人士解答!

I am in the nose.what am “Betty sat in the front seat of the classroo“Betty sat in the front seat of the classroom.”I thought she ______in the back.A.had sat B.sat C.has sat D.is sitting There are some students in the classroo,___________(反意疑问句） it is dander to chase each other in the classroo里的danger怎么改 i am the star in the northern I am no idea where in the world i am 帮忙做个英语的完形填空,30分..I became lame in both legs in my childhood.I can’t stand __1_ the support of two sticks .Only in my wheelchair can I _2_.I still remember the first day at_3_ .when I appeared at the door ,_4_ in the classroo I live in the sea.i am the biggest animal in the sea.whai am i 改写句子1.Let me introduce myself._____________________________________?2.Let me introduce you to Mr.Smith.I'd __________________________________Mr.Smith.3.This classroom has four windows._____________________________ four windows in the classroo 初中英语短语填空I had to r______ into the classroo because I came very c_____ to being late. i am in the pot是什么意思 I am in the mood for I am in the music club I am very interested in the play The feelings in fact、I am very 翻译：I am in the bathroom I am with you in the sunny 英语翻译I am planning to in the