Be: is, are, am
negative of be: isn't, aren't
Prepositions:
at
on
in
behind
above
next to
VOCABULARY
bird
city
continent
country
insect
machine
lily
roses
ducks
typewriter
old-young
sad-happy
slow-fast
round-square
ugly-beautiful
closed-open
soft-hard
old-new
cheap-expensive
happy-angry
shelf
lamp
ants
butterflies
noun
verb
adjective
adverb
preposition
phrase
do (the exercises)
make (mistakes)
by train
on foot
good at
lands
VERBS
answer - answered
arrive - arrived
ask - asked
bake - baked
be - was/were
beat - beat
become - became
begin - began
bend - bent
bet - bet