Page 19 - worktbook
P. 19
Word bank
overfishing (n.) heavy metal pollution
濫捕 (n.)重金屬汙染
ecological chain (n.)
mutation (n.) 突變
生態鏈
Review
1. People ____________________ causes
less fish in the ocean.
2. The wastewater from the factory causes
pollution to the surrounding ocean, which
may cause fish ________ or environmental
damage.
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