unit 4
amazing
UFO
yesterday
bright
travel
earth
moon
spaceship
sneeze
elephant
tiptoe
plant
without
lightning
strange
usual
hear
whisper
bush
unusual
frightened
anybody
nobody
carefully
noise
happen
everything
search
himself
weak
miaow
later
take care
following
soft
last
reporter
crazy
kick
stone
can
be fond of
dislike
few
practise
even
wake up
early
bark
hard-working
guide
introduction
pity
dodo
die
frog
poisonous
fact sheet
dinosaur
ago
appear
scientist
weigh
kilogram
grass
lay
baby
ant
camel
giraffe
tortoise
bone
neck
eyelid
remember
word
goldfish
second
during
weight
decide
sandwich
piece
name
invent
star
TV set
history
once
dish