You may use my study as you like,_you keep it clean.A.unlessB.so longC.as longD.so long as请问为什么选D?还有so long as 的用法是什么?这句话的意思是?

You may use my study as you like,_you keep it clean.A.unlessB.so longC.as longD.so long as请问为什么选D?还有so long as 的用法是什么?这句话的意思是? You may use my bike There aren't any factories in the city. May I（ ） (study)with you? You may use my bike( )you give it back to me tomorrow morningA:unless B:provided C:though D:because I can't find my pen.May I use _______(you)用所给单词的适当形式填空 3.you may be use my pen 4we should wash our hands before each meal各位被动语态 -there is something wrong with my bike -you( )use mine填must,may,还是need?求理由 May Be You 're My 选择填空；May I use your dictionary?AYes,you mayBNo,may notCOf courseDPlease use _______ you keep the room clean you may use it Will you use the computer to study in the future? I ___ my pencil at home.may I use yours? May I use your ruler?C______.Here you are. you may to use your computer 句子改错 —May I use you pen?——No,you____.You __only use it here. 英语周报6-7单元短文填空1.If you can use your time well,you may __your study without much work.2.Find a good place to study.__for a good place to study in the house.3.Careful listening in class __less work later.4.Fiest write a list of thing use my heart to love you use my heart to love you