It is impossible for so ___ workers to do so __work in a single day.
I remember _____ word he said that day.
One of the students hasn’t prepared _____ lessons very well.
. His attitude to us is _____ of a comrade.
. He was ill. _____ is why he didn’t attend the meeting.
. —Shall I give you a ride as you live so far away? —Thank you. _______.