if I am remembering correctly.

If memory serves, there will be flags and parades for the Olympic opening ceremonies.

• a blind spot
• a blood brother
• a blot on the landscape
• a blow job
• a blue-eyed boy
• a bodice-ripper
• a body blow
• a bolt from the blue
• a bone of contention
• a bone to pick with
• a bone to pick with someone
• a bon mot
• a bon viveur
• a bossy boots
• a bottomless pit
• about ears
• about person
• about someone's ears
• about time
• About time too!
• about to
• about your person
• above all
• above all else
• above and beyond