3 SPEAKING Work in pairs. Can you complete the facts Use the zero conditional and the verbs below.
get set set heat melt water
1) If you leave butter in the sun,...
2) Plants die if...
3) if you mix green, red and blue light,...
4) If you mix green, red and blue paint,
5) Metal turns red and then white if...
6) you subtract 12345 from 23456,