________ her leg the last time, Brenda decided not to go on the school skiing trip this year.
A．Breaking B．Broken
C．To break D．Having broken
I just couldn't understand the former mayor ________ the money raised for children in poor areas.
A．taking B．to take
C．being taken D．to be taken
To some people, “spiritual health” is a very abstract concept, ________ many unexplainable elements.
A．contained B．having contained
C．being contained D．containing
A modern stadium in that new town, ________ soon, will be an ideal place for people to have all kinds of sports in.
A．completed B．to be completed
C．being completed D．to have been completed
________ that the Youth Olympic Games might be delayed due to severe air pollution, our government has made a promise to Jacques Rogge that they will spare no effort to settle the problem.
A．Warned B．Having warned
C．Warning D．Being warned
During the flood many students volunteered ________ through the weekend, giving out food and water for the victims.
A．working B．to work
C．to have worked D．having worked
