B-C-D
D-E-F-G
G-H-K
L-M
P-R-S
100

cut

cut  cut

100

drink

drank drunk

100

get

got   got

100

let

let  let

100

ring

rang  rung

200

bite

bit bitten

200

eat

ate  eaten

200

grow

grew   grown

200

lend

lent lent

200

shine

shone   shone

300

catch

caught   caught

300

fight

fought  fought

300

hold

held   held

300

lose

lost  lost

300

say

said  said

400

bleed

bled   bled

400

give

gave  given

400

know

knew   known

400

meet

met  met

400

spin

spun  spun

500

blow

blew  blown

500

freeze

froze   frozen

500

grind 

ground  ground

500

leave

left   left

500

swear

swore   sworn