I can't tell whose___(sign) it is on the paper

I can't tell whose___(sign) it is on the paper l can't tell whose_______(sign)it is on the paper.用所给单词适当形式填 This is no-smoking zone.Can't you see the sign?- Sorry.I()it I can't tell you the r____ why I did that.It is a secret. i can't believe the sign of 1.______ the sign here on the board.It ______ that you can't 超简单英语题目The box is on the floor is_____heavy.I can't carry it rI like walking on the beach.It is() .I can be really ()at t I can't get on the bus because there is _____on it.A.no any I don't think he can finish the job in just on ()it is diffi I can't tell you what it really is ,I can 请根据首字母拼写单词 Where is my pen?I can't find it.Look!it's on the