Study

Present Perf. RW

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  • not be up to the top of a tall building / the start of this year
    I haven't been up to the top of a tall building since the start of this year.
  • The team has interviewed 100 people for the start of March.
    The team has interviewed 100 people "since" the start of March.
  • Many people have learn fears from their parents.
    Many people have "learned" fears from their parents.
  • not take an elevator / five years
    I haven't taken an elevator for years.
  • not speak in public / two years
    I haven't spoken in public for two years.
  • not go to the dentist / ten years old
    I haven't been to the dentist since I was ten years old.
  • not touch a spider / 2000
    I haven't touched a spider since 2000.
  • The research team has observed over 200 people since two years.
    The research team has observed over 200 people "for" two years.
  • Studies have been done every year for 1985.
    Studies have been done every year "since" 1985.
  • I have been always able to stay calm by breathing slowly.
    I have "always" been able to stay calm by breathing slowly.
  • A fear of failure have stopped many people from taking chances.
    A fear of failure "has" stopped many people from taking chances.
  • The research have had a significant impact on the understanding of fear.
    The research "has" had a significant impact on the understanding of fear.
  • not drive a car over a bridge / 2012
    I haven't driven a car over a bridge since 2012.
  • not give a presentation / a year
    I haven't given a presentation for a year.