The reason he is late is there was a breakdown on the railway.
Only through ______talks can we build trust and only through cooperation can we create ____ win-win economic situation.
As I will be away for at least a year, I’d appreciate ________ from you now and then________ me how everyone is getting along.
— You can’t finish the book in less than an hour, I suppose? — ________.
The book is________ boring; it is, in fact, rather exciting and fascinating.
I have kept that portrait ________ I can see it every day, as it always reminds me of my university days in London.