Wang Lin is back home and preparing supper with his mother.为什么back没有ing形式,而prepare用Ing形式,请从语法的角度解释一下,

My name is Wang lin.(对Wang Lin提问） Wang Lin is back home and preparing supper with his mother.为什么back没有ing形式,而prepare用Ing形式,请从语法的角度解释一下, (_____ ) is Wang Lin?He is standing over there没有 Wang Lin works in a post office.He is a () wang lin seems______ know what he is doing 王林是篮球队队长. Wang Lin is the___of basketball captain. I am LeLe.She is Wang Lin.这样说对吗? Wang Lin is going to do what he (wants) to do.(写出括号内词语的同义词语) Wang Lin is going to do wh Wang lin si the captain df the basket ball team.He's tall and he is of medium build.He has short streighthair.Wang lin is bery popular. 英语翻译Wang Lin’s finished his breakfast and is leaving for work A:Do you have a pen friend,lisa?B:yes,Her name is Wang Lin A: Mike is a friend of ().A.my brother B.me C.Wang Lin D.mine 用Four, in, Wang Lin, is, Row这些单词组成一个句子. Wang lin is a student .He ______(learn)English for five years用正确形式填空 class_____over.wang bing is _____after lin tao near the window.helen and nancy_____reading picture books____the classroom. 英语翻译Father comes over while Wang Lin is chatting with Charlie Green. Is ____ here today?No.Wang Lin and Li Xin aren't here today. 1.Is Tom from Japan?(作出肯定回答) No,____ ____.2.I'm Wang lin.(变成同义句) ____ ____is Wang lin1.Is Tom from Japan?(作出肯定回答)No,____ ____.2.I'm Wang lin.(变成同义句)____ ____is Wang lin