opposites
synonyms
verb tenses
irregular verbs
vocabulary
100
clean
dirty
100
fancy
ellegant
100
the water is boiling
present continuous
100
leave
left
100
this measure is 120/80
blood pressure
200
polite
rude
200
close
shut down
200
water boils at 100 degrees
simple present
200
speak
spoke
200
the heart is examined with a..
stethoscope
300
intelligent
dumb
300
doctor
physician
300
I just called my sister
simple past
300
take
took
300
it's important to have an annual....
checkup
400
gorgeous
ugly
400
teacher
instructor
400
most people learn to swim when they are children
simple present
400
have
had
400
you stand on a _______ to measure your weight
scale
500
brave
coward
500
classmate
peer
500
I'm living with some friends
present continuous
500
drive
drove
500
the lab technician does....
blood tests
M
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