1) throwing Garbage a) MUST b) MUSTN'T 2) Trash from factories a) MUST b) MUSTN'T 3) Pesticides and fertilizers a) MUST b) MUSTN'T 4) Recycle and reuse a) MUST b) MUSTN'T 5) Pick up trash a) MUST b) MUSTN'T 6) Plant trees a) MUST b) MUSTN'T

Papan mata

Gaya visual

Pilihan

Tukar templat

Pulihkan autosimpan: ?