Many birds didn't survive the severe winter.
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Do you realize that by this time next week we have been in Paris?
Rare animal extinction is one of the ______ things that could have happened.
Living in a big city isn't ____ interesting as I thought it would be.
We need to do this ____ than we are at the moment.
Take a book with you, in case you will have to wait for a long time.
The main threat to the survival of these creatures comes from their loss of habitat.
Many species are threatened in the wild due to habitat destruction by man.
We need to prepare for our biology assignment about endangered plant species.
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