It is such thin ice that we can't skate ______.应该填on还是on it?

It is such thin ice that we can't skate ______.应该填on还是on it? It is d____to walk on the thin ice. It‘s to skate on such thin ice 适当形式填空 英语中句末什么时候代词要加出来?比如It's such thin ice that we can't skate（on).The talk is worth listening (to).Thank you for your advice.It's worth taking (it). The ice is too thin for you to walk on.(被动语态) The ice is__ __that you__ __on it. 为什么不是the ice is too thin to skate on （it)? The ice is very thin.You can't play on it.改为同义句 Is the ice thick or thin? The ice is too thin.You can't skate on it.改为同义句The ice is ( )thick ( )for you to skate on it. The ice is too thin.You can'tskate on it.(改为同义句） The ice is — thick — for you to skate on the ice is so thin that wen can't skate on it 同义句The ice is _____ ______ _______ _______ _______ ________ ________ the ice is very thin.it's very easy to drop____when you skate on(填into/out/off/down) 用英文解释句子1.he is so tall that he can reach the books on the top of the shelf.2.he got up so early that he caugh the first bus.3.the ice is so thin that we can't skate on it.4.it was really care less of you to do such a wrong thing.5.he is The ice is too thin for you to walk on .等于The ice is so thin that you can’t walk on it .too … to句型和so …that句型是如何替换的? To maimtain happiness is like walking on thin ice. it is a thin pizza the ice is too thin ------ A to skate on it B skating on it C to skate on D skating on可不可以加it The ice is so thin that we can't skate on it为什么要加it 一个句子最主要不是只要有主谓就行吗