Jim was able tohis anger and a quarrel between the two boys was avoided.

Meyer and his team were the first ______ how the disease spreads fromanimals to humans.

We need to open the windows of our classroom ____ we can breathe more fresh air.

It was two days before my mother flew to New York ______I arrived home.

the different cultures, values andlevels of economic development in China and the West, both sides should respectthe diversity of their development paths