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e
d
c
a
f
b
We should
keep quiet in the library
obey traffic rules
queue for our turn
We should not
drop litter everywhere
leave the tap running
pick flowers in the park
A:Is it right/wrong to...?
B:It’s…
We should…/We shouldn't…
A:Why?
B:Because…
obey traffic rules
pick flowers in the park
drop litter everywhere
queue for your turn
leave the tap running
keep quiet
in the library
In the library
We should
______ ______
_____ the library ______