I. 1 F; 2 T; 3 F; 4 T
II.
1. ‘Keep Scotland Beautiful’ isan environmental organization working to make Scotland cleaner, greener, and more sustainable.
2. ‘National Spring Clean’ is a campaign
3. Scotland faces a litter problem (it found litter in 80% of the sites in visited.
)
4. during National Spring Clean 2011, almost 100,000 volunteers participated in 1,538 clean up events throughout Scotland.