bonjour pouviez vous m'aider sur cette exercice en anglais :
Complète ces faits.
a. If you... (heat) water to 100°C, it ... (evaporate). b. Water... (freeze) if the temperature... (drop) below 0°C. c. If you... (add) salt to snow, it ... (melt). d. If the pH... (be) 7, the liquid ... (be) neither acidic nor alkaline. e. If you... (cool) a liquid, it becomes a solid. f. We... (see) a rainbow if light ... (reflect) on water molecules. g. If there... (be) a solar eclipse, you mustn't... (look) at the sun.