发音
舌前部最低, 双唇向两旁平伸，成扁平行。
上下齿之间约相当于一个食指加中指距离

单词
bad bag bat
cab cap cat
dad had mad
crab grab clap
back lack pack
cash bank hang
tact band stand
catch match thank
splash trash slang

句子
He has a red cap.
The ham is in the can.
The map is on his tap.
They can tap and tap.
The man ran to the lab.

同音
[æ]
ad add
rap wrap
lam lamb
dam damn
rack wrack
tacked tact
cache cash
packed pact
band banned

辨音
[æ] [e]
bad bed
and end
bag beg
sad said
man men
had head
pat pet
marry merry
bland blend
cattle kettle

[æ] [ʌ]
fan fun
hat hut
ran run
tan ton
cat cut
bag bug
ban bun
lack luck
track truck
swam swum

[æ] [ei]
add aid
back bake
clam claim
lack lake
plan plane
ran rain
span Spain
pal pale
mad made