1. If you ... (take) some exercises, you ...(will feel) better. 2. If she ...(stops) working at night she ....(won't feel) so tired 3. If she ....(calls) me tomorrow, I (will be) the happiest man in the world 4. If she ....(is) tired she ....(will not go) out tonight. 5. If I ....(knew) him well , I .... (would ask) him to help me 6. If you ....(had invited) them, they would have come) 7. If you ...(had worked) harder, you (would have passed) the exam 8. If I ....(had won) that award, my life would have changed) 9. If she ....(had studied) science, she would have (found) a better job 10. If he ....(had known), he would have helped you