Read the situation and complete the second sentence as a mixed conditional:
1.He is not an honest person so he didn't tell the truth.
If he an honest person, he the truth.
2.They were awake all night so they are tired now.
If they awake all night, they tired now.
10. Have you locked the door? 11. I can't go out because I haven't done my work yet. 12. He has written a letter but he can't find a stamp. 13. Here are your shoes. I have just polished them. 14. I left my house at 8 o'clock and I arrived here at 12 o'clock. 15. Have you ever been here? Yes, I spent my vacation here last year. 16. Did you hear? Susanna has got married. 17. I have never played golf. 18. He has smoked twenty sigarettes today. 19. Tom lost the key yesterday. 20. Did you see this film on TV yesterday?