Large quantities of information,as well as some timely help ________since the organization was built.
______ I’m well again, I can go on with my work.
The government has to close those small factories to prevent the water of the river ______.
We agreed to accept ___________ they thought was the best engineer.
------Would you mind me smoking here? ------- ______. It’s non-smoking area here.
Nuclear science should be developed to benefit the people _____ harm them.