Điền từ vào chỗ trống:

----- Nội dung dịch tự động từ ảnh -----
6. .. .particles reach the Earth in just 8 minutes.
ENERGY
7. This design offers considerable savings in fuel .
EFFICIENT
8. The river was used for years as an
... waste dump.
INDUSTRY
9. . . water can directly do harm to people's health.
POLLUTE
10. It is .. .. that people go on wasting fresh water.
DISAPPOINT