寻找B和C开头，2～5个字母组成的单词。

beat
beach
beautiful
bat
behold
catch
cough
cat
cap

be
bee
beat
bike
bear
beer
bed
bean
blow
bus
but
brown
black
blue
brew
beef
bad
bass
big
bull
bird
can
cloud
cake
cage
call
car
cat
coat
cold
cool
creep
crack
clap
chair
catch
cap
cat
city
cow
come
cry
club
cost
……………………

best beer beat big bad buy bus before belong bug better
cry cup cat cough city cut cook cake come club

baby basic bad black blood blue buy
bull bet boat bland
coach catch cock cat class cloud
come cake cab carry cow

bad, big, beg, beach, become;
cup, carry, city, crazy, coke

行不？

bad,bat,bag,ban,back,beg,big,bee,boat,bowl,box,book,blue,bring,break, baby,ball,bank,band