phonetics diagnostics

Read the pairs aloud
ship - sheep, ... etc.

/ɪ/

ship - sheep

sit - seat

fill - feel

/e/

bed - bad

pen - pan

men - man

/æ/

bat - but

cap - cup

bad - bud

/ʌ/

cut - cot

luck - lock

hut - hot

/ɒ/ (BrE)
/ɑ/ (AmE)

cot - caught

tot - taught

stock - stalk

/ʊ/

full - fool

pull - pool

look - Luke

/ɔː/

caught - coat

dawn - don't

walk - woke

/ɜː/

bird - board

fur - four

heard - hoard

/ŋ/

sin - sing

ran - rang

thin - thing