Archeological Sites

Archeological Sites

1. Present Perfect

   • O que aconteceu em um momento não especificado no passado
   • Positive
     • Have/has + (already/just) + verb in participle
   • Negative
     • Haven't/hasn't + verb in participle + (yet)
   • Question
     • Have/Has + subject+ verb in participle

2. Researchers here say they have unearthed stone tools proving that humans reached what is now northeast Brazil 22,000 years ago

3. There was not just figures alone, the walls had people and animals together in the paintings

4. The Incas represents the first time that the cereal could be grown at high altitudes

5. For/since

   • I've been waiting you for 2 hours
   • I've been waiting you since 4 p.m.