where is my pen?i()it well.这个题目为什么不能选must have kept呢?用来表示我的笔在哪里,我刚才肯定是放好了的.这样表达不行吗?为什么一定要选择should have kept呢?

I can't____my pen.where is it?I can't find my pen.where is it? where is my pen?I can't find it anywhere.用现在完成时改写成同义句 This is ——pen.Where is——pen?A.his；you B.yourThis is ——pen.Where is——pen?A.his；you B.your；my C.I；her D.he；you where is my pen?回答 A.yes,it is B.yes,Ican C.I can't find it Is can't find my pen .Where is it?Do you know?Sorry,I________.Sorr,I后面填什么 .. where is the pen I bought last week? where is my pen oh,sorry.i have taken ____ by miswhere is my penoh,sorry.i have taken ____ by mistake 句子理解I can't find my pen.Hi,David!______________?Certainly.Here.Oh!Where is my pen I put it in my bag .But now I can't find it.A How are you B May I borrow your pen C You are so luck,aren't you D Do you want your pen There is a pen in my pencil case改为I () a pen in my pencil case I __(lose)my pen.I must buy a new one.Where is your father?He__(go)to attend a meeting. Where is my pen?It's_________(那边) where is my pen and bag是什么意思 what are you looking for?My pen.I can't rememberwhat are you looking for?My pen.I can't remember()A.where did i put ITB.what i put ITC.where I put itD.What did i put IT 能不能把“I find my pen is useful 写为“I find my penis useful? () is your pen?it's red .() is the girl over there she's my cousin.Where()her pencil-case?Mary ()a student.Her parents ()teacher.() they your cousins?Where()i?you ()in your bed.Where () his dictionary and books? Where is my pen?I _____ it.A.might loseB.would have lostC.should have lostD.must have lost选择原因? 单项选择Where is my pen?Have you seen ______?Oh,sorry.I have taken_____by mistakeA it;yours B them;his C it;mine D them;hers 1.Where is my pen?I can't__it.2.She__in aschool.She's a teacher.填出“___”里的单词.