When you give a presentation , make .......... contact with the class
mouth
eye
ear
hand
Are there .............. questions
little
few
some
any
Air pollution is one of the .............. problems for people's health
small
bigger
biggest
big
Air pollution is created ............ traffic
on
by
in
off
Thank you very .............
such
much
match
many
The plants keep the buildings warm .......... winter
at
The plants also provide home ............ bees
of
for
Don't move around alot , keep your .......... in the same place
legs
eyes
feets
hands
Let's ........... with this problem
started
starting
starts
start
The ........... make air pollution worse
trees
fossil fuels
rain
clouds
Today , I'm going to talk ............. Air pollution
about
The plant help to ............ the air
cleans
cleaned
clean
cleaning
We should ............. solutions to these problems
find
finds
found
finding
The plants .............. carbon dioxide
drink
absorb
sleep
eat
The plants produce ...............
carbon dioxide
oxygen
air
fossil