— Have you seen Michael recently ?— Yes, in fact I saw him this morning. I ____ him for two years.
I’m really sorry, Lucy. I ______ to help you, but I was too busy at that time.
Don’t worry. It won’t be long ______we see each other again.
Now that there are still some problems remaining ______, we have to work extra hours tonight.
It makes no difference to him______ you stay here or go to Hong Kong.
I think I have great writing ______, but it’s a pity that I don’t have a chance to realize it.