The old couple ________ for 60 years.
The weather was ____ cold that I didn’t want to leave my room.
---- ____ is the Ming Great Wall?---- About 8850 kilometers.
--- Did you see My Love from the Star ( 《来自星星的你》)? --- Yes. I ____ it twice so far.
---- What do you think of haze(雾霾)? ---- It ____ us we all must try to do something to stop the air pollution.
This book is as _____ as that one. Each of them has 70 pages.