The ice is to slippery to walk on it.后为什么加it

The ice is to slippery to walk on it.后为什么加it whenever you are to walk on the ice,_that it is solid and sa It is d____to walk on the thin ice. 为什么不是the ice is too thin to skate on （it)? the ice is too thin ------ A to skate on it B skating on it It is ten minutes' walk from my home to the school为什么不能加a The ice is too thin for you to walk on .等于The ice is so thin The ice is too thin for you to walk on.(被动语态) The ice is__ _ The ice is so thin that we can't skate on it为什么要加it 一个句子最主要不 英语填空1.THE ICE IS VERY THICK .IT'S VERY S____ TO ON IT.2.I HA it takes me ten minutes to walk there其中 to walk为什么要加to呢? it is pleasant for every one to walk on the s______road