1. If you see Mary today, please (ask)………….………….… her to call me. These plants (die) …………………………….if you do not water them regularly. 2. If the air in a city……………… (get) very polluted, it can make people’s eyes burn. 3. I could understand the French teacher if she (speak)………………………..….. more slowly. 4. If people stopped using cars completely, there…………………….be) much less pollution. 5. I (accept)…………….………… if they invite me to the party.