Toggle Navigation
Games
Blog
News
Class PIN
Join for Free
Sign in
Toggle Navigation
Games
PIN
Join for Free
Blog
Pricing
News
Contact us
Help center
Sign in
Study
environment
0
%
0
0
0
Back
Restart
we shouldn't recycle.
false
Oops!
Okay!
we should use renewable energy. for example wind energy
true
Oops!
Okay!
Kate / campaign / a / start/ should
kate should start a campaign
Oops!
Okay!
choose the correct option
B
Oops!
Okay!
should / destroy / forests / we / not
we should not destroy forests
Oops!
Okay!
choose the correct option
A
Oops!
Okay!
choose the correct option
D
Oops!
Okay!
we should not turn off the lights.
false
Oops!
Okay!
we should stop air pollution
true
Oops!
Okay!
what should not we do for environment?
we should not destroy forest, use plastic bags...
Oops!
Okay!
plant / I / trees / should
I should plant trees
Oops!
Okay!
what should we do to protect environment?
we should plant tree, use public transportation...
Oops!
Okay!
Your experience on this site will be improved by allowing cookies.
Allow cookies