hihi :33

1 If we (keep) ___keep_____water clean, we(have)_____will have__ fresh water

2 these beautiful flowwers( buy ) ____bought___ last week

3 by the time we got to the anema, the film( start )__had started____

4 If we ( not, throw )___dont throw_____ trash on to the , there ( be )__would be_____ no waster pollution

Thiii hả pàaa oiiii

đoán xemmm :33

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