22. Jack, you’ve done your homework, ________ you?
We were just about to call him ________his mother came back.
The spokesman never gave a________answer to any question of the reporters.They often talked some unconcerning things.
________ theory,everyone must obey the rules,but ________practice,there are a few people who don’t obey the rules.
Mr.Barrette doesn’t think that all bad language should be allowed.In his opinion,there are ______ that should be kept up.
—You can’t take the book out of the reading room. —It doesn’t matter.I just want to ________ it for some figures.