The experts present at the conference all insisted that greenhouse gas emission be reduced from now on.
---_____ should we look down upon the poor. ---I’m with you on that.
When was _____ you last met Jennifer? I haven’t seen her for ages.
If you listen to me, you _____ have some candies, my son.
They had just taken their seats, then _____
Are you still here? I saw you here half an hour ago. Who _____ for?