We should do what we can ______ people’s hard work pays off．

When we _______the railway station, the train _______for 5 minutes．

_____ extremely exhausted, I turned to lookat the puppy that _____ at the door.

______ as the main reason for the recentworld-wide economic problems is the fact that the US government would hardlyaccept

It was the training ________ she had at school ________ made her a good cyclist.