He can't open the door because he ______ his key just now.横线上是填has lost 还是lost?这道题目的答案在参考书上是lost.我思忖着,just now表示"刚刚"的意思,所以用过去时.但是just now 还是有一个意思是“现在

he lost his k______ .he can't open the door. He can't open the window?变一般疑问句 can't wait to do 还是can't wait doing?两种都有吗?为什么我都见过?英语周报：When he saw the box,he couldn't wait to open and see.另一处也有类似句子.海淀试卷9.11：I can't wait the box and take out my present.a.open b.ope he can't open the door because his key was______(lose) Jim can't often open the door now because he ___(lose) his key. Don‘t worry.Jimmy can do the work ____.(he) The( )(soon)you do it,the( )(well)it will be.The little boy can't wait( )(open)the present box. --Do you mind if I open the door?--______.A.No,of course notB.Yes,pleaseC.Yes,you can D.No,you can't open it He is too young to do the researchHe is ___young___he can't do the resaerch Do not smash the door open;I can find the i don't think the boy can do it,____?A can i b do i C can't he D can he can't open can't open war3! would you mind if l keep the door open?( ).a.yes.do it b.no.of course c.yes.go aheadd.no.you can't open it I don't think that the boy can solve the problem,-------? A.can he B.can't he C.do you D.don't you you can't do the work if he doesn't help you 改为同义句 He can't do anything except p______ He is so excited to see so many present.He can't wait____.A.open them B.to open it C.to open them D.open it