Tom has just finished writing a _________ article.
—Jack, what do you usually do after supper? --Well, I____ stay at home and watch TV, but now I ____ taking a walk.'
–We should do what we can _____ the endangered animals.` --Yes, it’s duty_____ them.
–Mary, could you tell me if your mother _____ our school sports meeting tomorrow? --I think she will come to school if she _____ free.
–Who is _____ English teacher, Jim? --Mr Wang teaches _____ English.
–Why are you in such a hurry, Mike? --There _____ an NBA basketball game in ten minutes.