The problem of global warming would improve if we all (1)……….. (do) something to reduce it! For example, if we all (2)…………. (turn off) our mobile phone chargers at night, we’d save a lot of energy. And we……….. (save) a lot of water if we all (4)………. (turn off) the tap when cleaning our teeth. If we (5) (recycle) more, less rubbish (6)…… (go) to landfill sites. And if we (7)…………. (cycle) more, our parents (8)………… (not need) to use their cars so often. Let’s make a difference!

1 câu trả lời

(1) did 

(2) turned off

(3) would save

(4) turned off

(5) recycled 

(6) would go

(7) cycled

(8) wouldn't need