1. If today _______ (be/not) cold, we would go swimming. 2. If I throw an object away, it _______ (drop). 3. If Hoang ______ (study) harder, he would get good marks. 4. If Kim _______ (be/not) lazy, she wouldn’t have failed her exam. 5. If they _______ (go/not) to her birthday party tomorrow, she will be very angry. 6. If I (know) ________ his father’s telephone number, I would give it to you. 7. If I learnt English harder, I ________ (pass) the test yesterday. 8. If Nam _______ (see) her, he would have said ‘hello’. 9. If my sister ______ (miss) the bus, she would have been late for her interview. 10. If it doesn’t rain, I and my best friends ___________ (go) out.