A.
1. in the least
2. make the most of
3. to say the least
4. most of all
5. least of all
6. at most
7. last but not least
8. at least

B.
2. f.
6. d.
1. e.
4. a
5. b
3. c


1. He can't even be bothered to make his own bed.
2. When people think of something bad, they knock on wood to prevent it from happening to them.
3. I don't really know what went wrong with my chemistry experiment.
4. Valerie went hysterical when just before.....
5. Henry is making a serious effort to quit smoking.
6. ..... but I just couldn't help it.