PRESENT PERFECT SIMPLE
1) Complete the sentence using a verb from the list in present perfect simple form.
collect 
install 
organize 
paint
plant 
put up
recycle
replace 
send 
show
What we have done to make our school a greener place.
1 Wе have sent information leaflets to all parents. 
2 We ....... information posters in every classroom. 
3 We ......... over five tones of litter for recycling. 
4 We .......... fifteen trees in front of the school. 
5 We ............ 50 light bulbs with energy-saving bulbs.
6 We ......... 25 ink cartridges from computer printers.
7 We .......... three films about how to save energy. 
8 We ........... signs on all the doors reminding people to turn off the lights. 
9 We ........... five new energy-saving heaters. 
10 We ........... teams of students to turn off unused lights.