英文noun一問

bus

syllabus

glass

grass

act (s)
add (s)
answer (s)
ask (s)
beat (s)
become (s)
bite (s)
blow (s)
break (s)
bring (s)
build (s)
burn (s)
call (s)
care (s)
cause (s)
celebrate (s)
change (s)
choose (s)
clap (s)
clean (s)
climb (s)
come (s)
cook (s)
dance (s)
decide (s)
die (s)
draw (s)
drink (s)
eat (s)
exclaim (s)
explain (s)
face (s)
fall (s)
fill (s)
find (s)
forget (s)
gather (s)
get (s)
give (s)
grow (s)
hang (s)
help (s)
join (s)
keep (s)
knit (s)
learn (s)
lie (s)
like (s)
look (s)
lose (s)

happiness
sadness
class
grass

miss
penniless
success
circus

abacus
abatis
abducens
abortus