As is known to us, theory is based on practice and servers practice. A. by chance B. in turn C. in return C. by turn
When she first arrived in China, she wondered what the future might have _________ for her, but now all her worries are gone.
It reported that the police are _________ the disappearance of the two children.
Thousands of the Chinese farmers will _________ the new policy, I am sure.
As we all know, new technology is being ________ almost every industrial process at present.
Because the fire fighters arrived in time, people in the building ______ to escape the big fire.