I was told that there were about 50 foreign students ____ Chinese in the school, most _____ were from Japan.
_____ in the front row at the ceremony, our distinguished guests are from home and abroad.
She wore , _____ was very uncommon in the country, a red garment.
Much to his joy, she will go on _____ holiday in _____ place of Emma.
—Did you spend a lot of time looking for the missing child? —________. It took us a long time, but luckily we found him.
However, at times this balance in nature is disturbed by human activities, _______ a number of possibly unforeseen effects.