8 10.6.17 Complete the sentences. Which type of conditional is used in each one? 1 If there had been less pollution, climate change .... (not/become) such a big problem. 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. Помогите пожалуйста ​