24.   At the end of the football game, players traditionally ______ shirts _____ each other.

24. A growing number of people are beginning to believe that learning new skills and knowledge    
_____ more promotion opportunities.
contributes to     B. refers to              C. devotes to            D. appeals to

31．The foreign visitors were filled with joy when they_____ foot_____ Chinese soil.

26．I read all the books I could find_____ these matters

A．throwing light upon	B．threw light upon
C．that throws light upon	D．throws light upon

Struck by the terrible earthquake, Wenchuan, a country in Sichuan province, was _____ from the outside.

When it was his turn to deliver his speech, ______, he walked towards the microphone.

When I passed the entrance examination, my family_____ me ______ my success.

---How much will I pay for a night?
---Prices_______ from room to room.          

30.   She had no idea how it _____ that her husband met with trouble again.

41.“It” is often used to________a baby.
42.