Dogs have a very good ______ of smell and are often used to search for survivors in the earthquake.
_________ thing for us is studying hard.
–I can’t stop smoking, doctor. --For your health, I’m afraid you________.
–- Why is Tom unhappy today? -- He got______ points of all the boys.
She is better at English than _________ in the class.
---What do you think of Jay Chou’s song ?---I think it’s ________best song in the world. Isn’t it _______ beautiful one?