What is the clean English?please answer in english,and more than 150words.thanks.

WHAT DO YOU THINK IS THE KEY TO THE MARRIAGE?THANK!PLEASE ANSWER IN EN. clean the room is!A.what B.what a C.how what a clean room it is!how clean ------ ------ ------ is 感叹句 what () your friends ()?() the study.A is doing,clean B are,doing ,cleaning C are,doing,clean 改错 The windows is clean.the door is clean also. let is clean the classroom? the room is p_____ clean ()turn is it to clean the blackboard today?a:who.b:which,c:whose.d:what. What is the clean English?please answer in english,and more than 150words.thanks. what is the opposite of clean ( ) A,small B,Dirty C,Large D,dogs What is the opposite of clean?A:DirtyB:SmallC:LargeD:Busythanks! 连词成句me the window let clean is in what classroom the big is so new classroom our The only thing__you have to do is to help clean the window A,which B,what C,that D,How clean怎么变形?理由!What is your plan for the coming weekend?We——〔clean〕up the home for the elderly是不是are cleaning up 和will clean都可以？ the clean water is 连词成句 How clean the room is today! The classroom is clean 的反义词是什么? How ____ (clean) the house is