Matching Pairs KB20 Natural worldOnline version Match the phrases. Page 64 by Valeria Itzel Herrera Díaz 1 What should we 2 When the sun is strong 3 We shouldn’t leave 4 It’s very hot 5 We should always 6 We shouldn’t throw our so we should put our hats on. clean up after a picnic in the countryside. our rubbish on the grass. do to help? rubbish into lakes or rivers. we should use sun cream.