№1. Fill the gaps.

1. Have I ever shown you my cat? 2. Lucy has never swum in the ocean. 3. The pupils have already corrected their mistakes. 4. We haven't learned this rule yet. 5. You have never jumped so high! 6. We have just met our teacher in the zoo. 7. Has your sister ever traveled abroad? 8. Sam has called you. Call him back. 9. Anna has eaten five apples today. 10. I haven't heard this song before.