He will have to watch his ________ because of his serious stomach problem.
—What bad weather! —Yes. If it _______raining, the fields will be covered with water soon.
-I wonder ____________. -Zebras.
-Why didn’t you go to the cinema with us this afternoon, Jim? -Because I ______ at the station for my uncle from Beijing at that time.
- I need something for cutting the paper. - Oh, you want a knife? OK, I'll get ______ for you.
In my opinion, he is the second _________sportsman in the world.