15. Digital life - 16. Amazing science - REVIEW 4 » Стр.92 (2-3)

2. Complete the zero conditional sentences. 1. Water boils when you heat it to 100°C. 2. If you press ‘play’, the music starts. 3. When a player scores a goal, the fans go crazy. 4. My journey to school is quicker if I take the bus. 3. Read the examples. Then choose the correct words to complete the rules. First conditional a. We use the first conditional to talk about possible or probable future events. b. We use if + present simple, and will + infinitive.