It's said that a committee __________ 20 members will soon be sent here to __________ the coal mine accident.
_______ reading the letter, what has he done?
They promise that the work would all be finished _____ next week.
_____ their inexperience, they’ve done a good job.
“What a terrible rain we are having!” “Yes. We are asked to pay more attention to the information about the rain ______ flood.”
The lift in that tall building went wrong and got trapped _____ floors. People in it had no way to get out.