We should consider the students’ request that the school library_______ more books on popular science.
At no time __________ other countries.
We've just installed a fan to __________ cooking smells from the kitchen.
He'd __________ a volleyball court on the beach with a stick.
—Are all the titles of the articles __________ in the contents? —Yes, all __________.
Great attention must be paid __________ welfare, especially in the poor area.