How excited I am now! You know, it is the second time that I _____ the first prize in the 400-meter race.

The box is too heavy to carry. What’s in it— Jack _______ it with many books．

_____ we got to the station, the train had left already

15．You may ________ the textbook if you don’t know the answer to the question.

There is a small object ________ a pin on the desk.[ ]