___ a lot of work to do, all the workers are not allowed to take their holidays.
It was in the lab ______ was taken charge of by Professor Harris _______ they did the experiment.
We tried to _______ his doubts and let him tell the truth.
The teacher as well as the students who _____ fond of football, _____ playing together.
Mo Yan, a famous Chinese writer, won the Nobel Prize for literature at the end of the year 2012.We learn that success the person with a never-give-up attitude.
It will be ___ wonderful world if all nations live in ___ peace with each other.