We haven’t seen each other for years. We can’t find anything __________.
This book is very ___________ and I am ___________ in it.
He has ____ for ten years.
–What do you think of the man? --I find _____ difficult to work with him.
–Did you go to Jack’s birthday party? -- No, I ________.
The book _____ too much. He _____ 150 yuan ______ it.