--Now more and more Chinese senior students are applying for admission to American universities through SAT.--________. But taking an SAT may cost more than 10,000 yuan.
If you carry on working like this, you will _____ sooner or later.
-What’s the old man standing there? -He is _____, a new comer.
-Mary, would you like to come to my birthday party? -_____.
-When ____ you return the dictionary to me?-Only when I ____ you next Sunday.
Charles did what he could _____ the servant, although he himself was in danger.