1) if we leave the tap on, we, ....................................................... a) wasting water b) wastes water c) waste water 2) If you ................. water at the top of Mount Everest, it starts to boil. a) heats b) heating c) heat 3) If we heat water, it .......................................... a) boils b) boiled c) boiling  4) If you recycle, you ............................... the environment. a) helps b) help c) helping 5) When you heat ice, it ......................... a) melting b) melted c) melts

Bestenliste

Visueller Stil

Einstellungen

Vorlage ändern

Soll die automatisch gespeicherte Aktivität wiederhergestellt werden?