6. if they hadn't cross the road against the traffic lights, they (not get) in hospital. 7. if he (study) french, he would speak it fluently now. 8. there wouldn't have been a revolt if the government (not increase) the taxes. 9.i (come) immediately if you had called me. 10. sarah would have recognized the man if she (see) his photo before.
2. stydied
3. hadn't increased
4. would have come
5. had seen