— Is this book interesting?— Yes, but I’m sure it won’t interest         .   

What seems to be a simple idea always turns out _____ that is hard to put into practice．

 They couldn’t eat in a restaurant because ______ of them had _______ money on them.

I would appreciate ________if you could come and help me with my work. 

Mr. Alcott, headmaster of the school, refused to accept made by the Students’ Union.