It has been announced that all the students ____ put on masks before going to school in case they are infected with SARS virus.
Although the teacher didn’t mention any names, everybody knew who he was ______.
—How do you find that Beatles’CD?—Wonderful. It’s well worth ______.
. I was glad to meet Jenny again, I didn't want to spend all day with her.
This is a picture of ______, taken from twenty years ago.
He behaved nothing had happened.