—I have telephoned him twice but I couldn’t get through. —I think that the line _____ be being worked on today.
—I have telephoned him twice but I couldn’t get through.
—I think that the line _____ be being worked on today.
The old woman is sitting_____________ her daughter.
--__________? --It depends on what it is.
__________ full preparations, we decided to put off the meeting till next week.
In such dry weather, the flowers will have to be watered if they ____________
It is the protection for the trees___________ really matters, rather than how many trees are planted.