The boy __________about at the meeting won the first prize in the English competition.
The chairman thought necessary to invite Professor Smith to speak at the meeting.
No progress was made in the trade talk as neither side would accept the conditions of .
Ten years ago the population of our village was_____that of theirs.
The CDs are on sale!Buy one and you get ______ completely free.
Mr. Baker thinks his own inconvenience and _________ of his fellow colleagues are the only thing that the government should deal with.