1. The shop uses only...................paper (recycle)
2. Our sales are.......................(decrease)
3. ....................is on the increase in big cities (criminal)
4. They are tired, so they can sleep easily
-> They are..........................................
5. It's necessary to recycle trash
-> Recycling....................
6. Getting natural gas is difficult
-> It's...............................
7. I think we should turn off the computers after class
-> I think we shouldn't..........................
8. Japan has high life expectancy because of its good diets and healthcare
-> Because Japan.........................
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Sinh Học lớp 12
