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4. There are still a lot of old buildings r        in the town.

3. Some animals are good with their k         .

2. Don't eat too much o       for meals,because it's bad for our health.

1. Pandas are e       animals,so we should protect them.

 8. stop putting rubbish into.      

7. or so       

6. tell sb. about sth.       

5. 每?jī)赡?u>      

4. 處于危險(xiǎn)中        

3. 海洋生物