Complete the sentences. Which type of conditional is used in each one? 1 If there had been less pollution, climate change such a big problem. (not/become)
2 If you only use social media, you (not/spend) enough time talking with your friends face to face.
3 If they had left home on time, they (not/miss) their flight to Almaty.
4 When you donate to the homeless shelter, you . (make) a difference.
5 If we only ate organic food, we (stay) strong and healthy.