President Hu Jintao urged that every effort to rescue and treat the injured when the earthquake happened in Sichuan this year.
The subway was crowded with passengers going home from market, most of ________carrying heavy bags and baskets full of fruits and vegetables they had bought there.
You can get the best result ______you carry out the experiment under the desired conditions.
It was reported that an agreement ____ between the two companies and that they would carry out a project together.
Our English teacher , having explained to us how to design a project, allowed us a whole week’s preparation and then ______the class.
Mr White _______his racing bicycle by himself yesterday, but I’m not sure whether it is ready