21. I suggest ________________some money. (collect)
22. What about ________________a shower instead of a bath to save energy. (take)
23. I think we should ________________off the faucets. (turn)
24. If we plant more trees along the streets, we ________________more shade and fresh air. (have)
25. If the pollution ___________on, the world will end up like a second-hand junk-yard. (go)
Loga
Sinh Học lớp 12
