1.If they (don't take care/didn't take care) of animals, they won't live on our planet. 2.If the boy is ready for the lesson, he (would get / will get) a good mark. 3. If Peter (not come) to my place, I (watch) Tv. 4. If Frank's parents (have) their holidays in summer, they (go) to the seaside 5. If they (have) their holidays in winter, they (stay) at home. 6. If the fog (thicken), Harold (put up) the tent for the night. 7. When I (finish) my work, I (go) to the cinema. 8. When we (come) to your place you (show) us your present. 9. I (return) you your ring when you (ask) me