Объяснение:
3. The helicopter was designed in the 15th century by Leonardo Da Vinci.
4. The laboratory door is kept closed at all times.
5. All Anna's files were lost when her laptop crashed.
Объяснение:
3. The helicopter was designed in the 15th century by Leonardo Da Vinci.
4. The laboratory door is kept closed at all times.
5. All Anna's files were lost when her laptop crashed.